trong dân số một bà 70 tuổi có khả băng SLE là 2% .Nếu ANA dương tính thì khả năng bị bệnh SLE là bao nhiêu

Answers

Answer 1

Answer:

từ khoảng 70 đến 90 phần trăm


Related Questions

Draw pictures to show two ways to buy 324 marbles

Answers

Answer:

Step-by-step explanation:

Mr. Hernandez divided 30 large cookies onto 4 plates. How many cookies are on each plate?

Answers

Answer:

seven and a half

Step-by-step explanation:

Divide x4+2x2−24
by x+2

Answers

[tex]\begin{array}{c|c}_{-}\ x^4+2x^2-24 &\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\!\! \underline{ x+2 } \\ \!\!\!\!\!\!\!\!\!\!\! \underline{x^4+2x^3}& x^3-2x^2+4x-8 \\{ \big{_{-}}}-2x^3-24& \\\underline{-2x^3-4x^2}& \\ _{-} \ 4x^2-24 & \\ \underline{4x^2+8x}& \\ _{-}-8x-24& \\ \underline{-8x-16} & \\ -8 &\end {array }[/tex]

[tex]\displaystyle \frac{x^4+2x^2-24}{x+2} =x^3-2x^2+4x-8 -\frac{8}{x+2}[/tex]

need help with this algebra ii question

Answers

Answer:

-23

General Formulas and Concepts:

Pre-Algebra

Order of Operations: BPEMDAS

Brackets Parenthesis Exponents Multiplication Division Addition Subtraction Left to Right

Equality Properties

Multiplication Property of Equality Division Property of Equality Addition Property of Equality Subtraction Property of Equality

Algebra I

Functions

Function Notation

Step-by-step explanation:

Step 1: Define

Identify

f(x) = x² + c

f(4) = -7

Step 2: Solve for c

Substitute in variables [Function f(x)]:                                                             -7 = 4² + cEvaluate exponents:                                                                                        -7 = 16 + c[Subtraction Property of Equality] Subtract 16 on both sides:                       -23 = c

plsssss help meee!!!!​

Grade 4

Answers

Step-by-step explanation:

1. the total amount of pieces they have

2. cup noodle

3. mutiplication

4. four class

5. 9660

Explain why rational numbers are "friendly."

Answers

Answer:

What makes a number friendly?

In number theory, friendly numbers are two or more natural numbers with a common abundancy index, the ratio between the sum of divisors of a number and the number itself. Two numbers with the same "abundancy" form a friendly pair; n numbers with the same "abundancy" form a friendly n-tuple.

Step-by-step explanation:

4-8m=-8-5m what is m​

Answers

Answer:

-9m-4

Step-by-step explanation:

Move the -4 to the right hand side by adding 4 to both sides, like this: To the left hand side:

-4 + 4 = 0

9m ‹ 5m


Find the perimeter of the
triangle.
16% + 16) cm
(9%-11) cm

Answers

210cm is the answer to the question

I need help please !!! Help noww

Answers

Answer:

Sorry link only if you have enough rupees

Step-by-step explanation:

78x

87x

09x

cc

bb

dom=cb

makes sense now c.r.y because this answer is too smart f/.or y.o.u not helping you? just pray and god will give you your answer or talk morshu he'll give you help BUT only if you have enough rupees.

can someone help please

Answers

(f+g)(7)=f(7)+g(7)

Step-by-step explanation:

A) f(7)=7²=49 and g(7)=√5=~2,2 and 49+2,2=51,2

B) f(7)/g(7)=49/2,2= 22,2

is -5.25 greater than -3

Answers

Answer:

False    -5.25 is < (less than) -3

Step-by-step explanation:

class 6 MATHS! is this correct???​

Answers

Answer:

yes Bro it is correct ar u writing an exam

That is the correct answer

253 19/26 rounded to the nearest ten

Answers

Answer:

250

Step-by-step explanation:

As a decimal 253 and 19/23 can be written as 253.73

If we think about 253.73 being closer to 250 or 260, we can see that it is closer to 250, so that is the nearest ten we will round to.

Even if it is too difficult to convert to a decimal, if we round 19/23 to 23/23, our number becomes 254. The nearest ten is still 250.

ILL give u 35 points if u answer this. i need help

Answers

The answer is 11xy+4x^2t

What is square 68 in simplest form

Answers

Answer:

4624 hope this helps

Factor and rewrite the radical in exponentialformRewrite the expression using[tex] \sqrt[n]{ab } = \sqrt[n]{a} \times \sqrt[n]{b} [/tex]

[tex] \sqrt{2 ^{2} } \times \sqrt{17} [/tex]

4. Simplify the radical expression and get

[tex]2 \sqrt{17} [/tex]

-3/5 is greater than or less than -4/5

Answers

-3/5  is greater than -4/5

Step-by-step explanation:

If they were just regular positive numbers then yes, it would be less than -4/5. However since they are negative for this I will switch them to decimals, . -.60 is more an -.80 because it is basically like a dept you owe.

-14 + 6x = 1 - 3x what is x​

Answers

Answer:

X = 5/3

Step-by-step explanation:

-14 + 6x = 1 - 3x

-14 + 9x = 1

9x = 15

x = 5/3

Hope this helps! Pls give brainliest!

Answer:

[tex]x = 1\frac{2}{3} [/tex]

Step-by-step explanation:

To find:

Value of x

Equation:

-14 + 6x = 1 - 3x

=> 6x + 3x = 1 + 14

=> 9x = 15

[tex] = > x = \frac{15}{9} [/tex]

[tex] = > x = \frac{5}{3} [/tex]

[tex] = > x = 1 \frac{2}{3} (ans)[/tex]

Tara bought 4 kg of walnuts for $7.85 per kg and 4 kg of almonds for $7.77 per kg. He gave the cashier a $100 bill. What should Tara get back in change?

Answers

Answer:

$37.52

Step-by-step explanation:

How do you solve 4 over 5 times 3.75

Answers

Answer:

3

Step-by-step explanation:

First of all simplify 4/5 to .8

Then Multiply:    .8*3.75=3

9514 1404 393

Answer:

  4/5×3.75 = 3

Step-by-step explanation:

There are many solution strategies available. Among them are ...

use a calculator to find 4/5×3.75 = 3convert the numbers to decimal and multiply by hand 0.8×3.75 = 3.000compute 2(2×3.75)/5 = 2(7.5)/5 = 15/5 = 3 in your headconvert 3.75 to an improper fraction and multiply (4/5)(15/4)=15/5=3

__

Additional comment

The mental arithmetic involved in adding a number to itself (doubling a number) is usually pretty easy. This means it is relatively easy to multiply by powers of 2, such as 4, 8, or 16. The second strategy listed above can be done in your head as ...

  8/10×3.75 = 2×(2×(2×3.75))/10 = 2×(2×7.5)/10 = 2×15/10 = 30/10 = 3

The same product can be found as ...

  8/10×3.75 = 8×(3.75/10) = 8×0.375 = 8×(3/8) = 3

In all cases, it is helpful to know your times tables, decimal equivalents of common fractions, and a few shortcut strategies for mental arithmetic. These are not difficult, but they do require you put some effort into memorizing them.

Help me with my math, please

Answers

m = -6/4

b = 7

equation : y = -6/4x+7

The sum of two numbers is −12.6 , identify two negative addends that make the statement true.

Answers

Answer:

–7.4 and –5.2

Solution:

–7.4 + –5.2 = –12.6

Message:

I hope this helps

HELPPP!!! WILL MARK BRAINLIEST!!!

Graphing Asymptotes for Rational Functions

Two copies of the same Rational Functions are shown below.

On the graph on the left, draw the Horizontal Asymptote and write the equation for the horizontal asymptote underneath.

On the graph on the right, draw the Vertical Asymptote and write the equation for the Vertical Asymptote underneath.

Answers

Answer:

Horizontal Asymptote:    y=2

Vertical Asymptote: x=3

Step-by-step explanation:

One way: Look at graph

Look at for a horizontal or vertical line that both lines don't touch.

Second Way:

When you look for vertical asymptotes, you set the denominator equal to zero and solve.

For example, the second question has a denominator of x-3.

x-3=0

x=3 (This is the vertical asymptote)

When you look for horizontal asymptote, you do long division.

For example, the first question [tex]f(x)=\frac{2x}{x-3}[/tex]

The answer will be 2. 2 is the quotient. You only want quotient not remainder.

y=2.

Evaluate 2x2y3 when x=2\3 and y=1\2

Answers

Answer:

The answer is 4

Step-by-step explanation:

2(2/3)2(1/2)3

evaluate the expression (2.5)^3

Answers

(2.5)³=2.5×2.5×2.5=6.25×2.5=15.625

please mark this answer as brainlist

The value of the expression is 15.625.

We have,

Expression:

(2.5)³

The base is 2.5 and the power is 3.

We always combine the like terms in an expression when we simplify.

We also keep all the like terms on one side of the expression if we are dealing with two sides of an expression.

This can be written as,

= 2.5 x 2.5 x 2.5

Convert the decimals into fractions.

= 25/10 x 25/10 x 25/10

Simplify the fractions.

= 15.625

Thus,

The value of the expression is 15.625.

Learn more about expressions here:

https://brainly.com/question/3118662

#SPJ4

2x=14−2
Find the value of x
Don't give wrong answer​

Answers

Answer:

[tex]\sf\longmapsto \: x = 6[/tex]

Step-by-step explanation:

[tex]\sf\longmapsto \: 2x = 14 - 2[/tex]

[tex]\sf\longmapsto \: 2x = 12[/tex]

[tex]\sf\longmapsto \: x = \frac{12}{2} [/tex]

[tex]\sf\longmapsto \: x = 6[/tex]

Answer:

x = 6

Step-by-step explanation:

Hey there,

[tex]2x =14-2\\2x=12\\\frac{2x}{2}=\frac{12}{2} \\x = 6[/tex]

Hope this helps you.

Let me know if you have any other questions :-)

PLEASE HELP WITH THIS ONE QUESTION

Answers

Step-by-step explanation:

thanks for the 5 points

......

Box method sixty three
times thirty nine

Answers

Answer:

6237

Step-by step explanation

60 x 30 = 1800

30x3=90

9x60=540

9x3=27

1800+90+540+27=6237

!!!25 Points HELP ME PLS ASAP

Answers

Answer:

$4.03

Step-by-step explanation:

because 15% of 3.50 is 0.525

take 0.525 and round it up (0.53)

3.50 + 0.53 = $4.03

Answer:

$4.03

Step-by-step explanation:

there are two ways to work this problem:

a) find out what 15% of 3.50 and add it to 3.50; requires two steps

b) multiply 3.50 and 1.15 which will give you the answer in one step

Solutions:

a) 3.5 × .15 = 0.5250 which is 0.53 rounded to the nearest penny

now add 3.50 and 0.53 to get 4.03

b) multiply 3.50 and 1.15 to get 4.025 and round to 4.03

NEED ANSWER FAST FOR BRAINLIEST (MUST GIVE EXPLANATION)

Louise's filling to 2 gallon buckets with water the equation Y equals 0.4 X models the number of gallons of water in the first bucket after X minutes this graph shows the number of gallons in the second bucket after X minutes which statement is true
A- The second bucket will be completely filled five minutes before the first bucket

B-The first book it will be completely filled five minutes before the second bucket

C-The second book it will be completely filled 11 minutes before the first bucket

D-The first bucket will be completely filled 11 minutes before the second bucket

Answers

Let's see

y=0.4x

When y becomes 2 right?

[tex]\\ \sf\longmapsto 0.4x=2[/tex]

[tex]\\ \sf\longmapsto x=2/0.4[/tex]

[tex]\\ \sf\longmapsto x=5mins[/tex]

Option B

factorise 8x+12
please

Answers

Answer:

4(2x+3)

Step-by-step explanation:

8x+12

factor out 4

4(2x+3)

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