Is 9pi rational or irrational

Answers

Answer 1

Answer:

irrational

Step-by-step explanation:

every number that times with pi are irrational, only zero gives a rational number


Related Questions

Which expression has a negative value?
7-31-4/2)
(15-7)-(9:3)
0-517+(-14) ]- 30

Answers

Answer:

the answer is 7+3(-4)(2)

Help please due tomorrow

Answers

Scale factor is 4 for all.

(18 - 3)2 = ?
show your work
help me pls ty​

Answers

Answer: 30

Step-by-step explanation:

18 - 3 is in the parenthesis so you have to solve that first. it’s 15 so the equation would then become (15)2 which is equal to 15 times 2. 15 times 2 equals 30.

When 2 lines cross, 2 pairs of vertical angles are formed. What is the sum of all 4 angles?

A.
180°
B.
270°
C.
360°
D.
540°

Answers

Answer:

C. 360°

Step-by-step explanation:

Two pairs form a complete angle with a sum of 360°.

Find the equation of the line perpendicular line displayed below that passes through the point (-3,2). Explain your process. Express your answer in point-slope form

Answers

9514 1404 393

Answer:

  y -2 = 1/4(x +3)

Step-by-step explanation:

Process: find the negative reciprocal of the slope of the line shown and put the appropriate values into the point-slope equation.

__

The slope of the given line can be found as the ratio of rise to run between the marked points.

  m = rise/run = -8/2 = -4 . . . . counting grid squares

The desired line has a slope that is the opposite reciprocal of this:

  m' = -1/m = -1/-4 = 1/4

The point-slope equation of a line with slope m through point (h, k) is ...

  y -k = m(x -h)

Then the desired line with slope 1/4 through point (-3, 2) has equation ...

  y -2 = 1/4(x +3)

Given: g(x) = -4x and h(x) = 4x +3
Find: g(h(x+1))

Answers

Answer:

-16x-28

Step-by-step explanation:

h(x+1)= 4(x+1)+3 = 4x+7

g(h(x+1))= -4[4x+7] = -16x-28

The ratio of (blank) to the total is (blank)

Answers

Answer:

4:2 to the total is 6

Step-by-step explanation:

jus like that

A missile was fired from a submarine from 220 feet below sea level. If the missile reached a height of 10400 feet before exploding, what was the change in the altitude of the missile?

Answers

Answer:

10,620

Step-by-step explanation:

Since it reached a height of 10,400 before exploding and was 220 feet below sea level we need to add the two numbers together to get the total change in altitude.

You can think of it as sea level = 0 so 220 feet below sea level is -220 and 10,400 above sea level is +10,400 so what's the difference between the two.

Finding the Difference

10400 - (-220)

=  10400 + 220

=  10620

Find all the values in the interval (0.1, 0.4]

Answers

Answer:

infinite values

Step-by-step explanation:

there are infinite values between 0.1 and 0.4

0.234234,0.3,0.2743843 etc.

Line K intersects plane M at point R plane M contains line a. Point R is in line k but not in line a.

Answers

Answer:

plzz inbox me dear I'm feeling alone

How do we show 425/1000 as a decimal?

Answers

Answer:

0.425

Step-by-step explanation:

bro this is like 1st grade math

your answer would be 0.425 :))

Using the Principle of Mathematical Induction, prove that . n ^2 − n is even for n ≥ 1​

Answers

Base case: if n = 1, then

1² - 1 = 0

which is even.

Induction hypothesis: assume the statement is true for n = k, namely that k ² - k is even. This means that k ² - k = 2m for some integer m.

Induction step: show that the assumption implies (k + 1)² - (k + 1) is also even. We have

(k + 1)² - (k + 1) = k ² + 2k + 1 - k - 1

… = (k ² - k) + 2k

… = 2m + 2k

… = 2 (m + k)

which is clearly even. QED

Please help me solve this equation​

Answers

I hope it will help you . But I have confused whether you have asked the second question or not . If you have asked , please send that question .

Write an equation of the line below.

Answers

Answer:

y=x

Step-by-step explanation:

yep

that is the answer

WILL GIVE BRAINLEST
SHOW Step-By-Step pls..

Answers

Answer: ACB   Welcome:)

Step-by-step explanation:

if it is 180 degree then it HAS to be in the order A C B because C is the middle point:)

Hope that helps!

can you help me to solve this​

Answers

Answer:

<B = <C(angles in a isoceles traingle)

Answer:

angle B is equal to angle C because it's a isosceles triangle with two equal sides and two equal angles

power set of MIRACLE​

Answers

Answer:

The Kathryn Kuhlman Miracle Box Set is a captivating collection of 3 truly heart-warming essentials that will rejuvenate your faith; giving you a sense of hope that you may have never felt before. The three wonderful books are titled I Believe in Miracles, Nothing Is Impossible with God and God Can Do It Again. This collection of books allows you to experience the magnificent power of Kathryn's miracle services. Through the power of God Kathryn helped to heal people all over the world in what seemed hopeless situations, inspiring readers to believe that you too can be healed by the almighty power of God.

1 1/4 cups of flour per 1/8 cup of butter what is the unit rate

Answers

Answer:

10 cups of flour per cup of butter

Step-by-step explanation:

1.25 cups of flour per 1/8 cup of butter

1 ÷ 1/8 = 8

1.25 * 8 = 10

If my answer is incorrect, pls correct me!

If you like my answer and explanation, mark me as brainliest!

-Chetan K

Prove: [tex]\frac{a}{b}[/tex] = \frac{c}{d}[/tex], then[tex]\frac{a+b}{b} = \frac{c+d}{d}[/tex]. show work pls :)

Answers

Step-by-step explanation:

[tex]\dfrac{a}{b} = \dfrac{c}{d}[/tex]

Add 1 to both sides of the equation:

[tex]\dfrac{a}{b} + 1 = \dfrac{c}{d} + 1[/tex]

Note that

[tex]\dfrac{a}{b} + 1 = \dfrac{a + b}{b}[/tex]

Likewise,

[tex]\dfrac{c}{d} + 1 = \dfrac{c + d}{d}[/tex]

Therefore,

[tex]\dfrac{a + b}{b} = \dfrac{c + d}{d}[/tex]

One more than twice a number is 11. What is the number?

Answers

hi <3

we can call the unknown number 'n'

lets form an equation

2n + 1 = 11

subtract 1 from both sides:

2n = 10

divide both sides by 2:

n = 5

the number is 5

hope this helps :)

What are the coordinates of the point
3
of the way from A to B?
у
4
B
2
1
+2
lo
-21
А

Answers

9514 1404 393

Answer:

  (-3 1/2, 1 1/4)

Step-by-step explanation:

For some point P, we want ...

  (P -A)/(B -A) = 3/4

  4P -4A = 3B -3A

  4P = 3B +A

  P = (3B +A)/4 = (3(-3, 3) +(-5, -4))/4 = (-9-5, 9-4)/4 = (-14, 5)/4

  P = (-7/2, 5/4) = (-3 1/2, 1 1/4) . . . . the desired point

Help solve please due tomorrow, thanks. 3x − 5 = 2x + 2

Answers

[tex] \huge \boxed{\mathfrak{Question} \downarrow}[/tex]

3x − 5 = 2x + 2

[tex] \large \boxed{\mathfrak{Answer \: with \: Explanation} \downarrow}[/tex]

[tex] \large \sf \: 3x - 5 = 2x + 2[/tex]

Subtract 2x from both sides.

[tex] \large \sf \: 3x-5-2x=2 [/tex]

Combine 3x and -2x to get x.

[tex] \large \sf \: x-5=2 [/tex]

Add 5 to both sides.

[tex] \large \sf \: x=2+5 [/tex]

Add 2 and 5 to get 7.

[tex] \large{ \boxed {\bf \: x=7 }}[/tex]

Algebra Please Help!!

Answers

Answer:

c = 5/9 (F-32)

F-32 = c ÷ (5/9)

F-32 = c × (9/5)

F-32= 9c/ 5

F= (9c/5) + 32

I hope I helped you^_^

Determine if the following are functions of x.


(a) 5(y + 1)3 + x2 = 1

Answers

9514 1404 393

Answer:

  is a function

Step-by-step explanation:

The graph passes the vertical line test, so the relation is a function of x.

In a mathematics class, half of the students scored 79 on an achievement test. With the exception of a few students
who scored 49, the remaining students scored 78. Which of the following statements is true about the distribution of
scores?
WILL MARK BRAINLIEST

Answers

In this situation, you have:
The mode is 79 (that’s the most common number).
The median is 78.5 (the middle value or the average of the two middle values, since there is an even number of test scores).
The mean is less than both of those, as it was brought down by the few scores of 49.

The means the mean will be less than median.

Answer: C

Which expression is equivalent to the given expression? 2x^2-14 +24

Answers

Answer:

Equivalent expression is (x - 4)(x - 3)

Step-by-step explanation:

[tex] {2x}^{2} - 14x + 24[/tex]

find the factors:

[tex] = (x - 4)(x - 3)[/tex]

(2x-12)(x-2)

after multiplying you'll get the same

On Monday Ryan picked a third of a pound of strawberries. On Tuesday he
icked three-fourths of a pound of strawberries. What was the total weight of the
trawberries Ryan picked?

Answers

Answer:

[tex]17 \frac{1}{3} [/tex]

Step-by-step explanation:

1/3 pound = 5.333 ( 5 1/3 ) ounces

3/4 pound = 12 ( 12 ) ounces

Which of the following statements is false?
If a number is divisible by 8, it must be divisible by 4.
If a number is divisible by both 9 and 10, it is divisible by 90.
The sum of two consecutive odd numbers is always divisible by 4.
If a number is not divisible by both 3 and 4, it is divisible by 12.​

Answers

Answer:

The last one

Step-by-step explanation:

It doesn't make sense for that to be true

FIRST TO ANSWER CORRECTLY GETS BRAINLIEST

Answers

Answer:

d

Step-by-step explanation:

2*4.5=9

scale1:30

=9*30 =270

Convert to actual scale based on proportion of 1:30

4.5 x 30 = 135 inches

2 x 30 = 60 inches

135 x 60 = 8100 inches^2 though we need this in feet and because we solved for area we need to divide by 12in^2*12in*^2

8100/144 = 56.25 or roughly 56 ft^2

I hope this helps! Let me know if you have any questions. Have a very nice day/night :).

A trip to Lauren’s grandfathers house is 3,074 miles round trip. If the family visits him 4times each year, how many miles do they travel to see him one year ?

Answers

Answer:

12,296

Step-by-step explanation:

The total miles they travel to see him one year is 12,296 miles.

Given that;

A trip to Lauren’s grandfather's house is 3,074 miles round trip.

And, the family visits him 4 times each year.

Used the concept of multiplication which gives,

The total miles they travel to see him one year is.

3,074 × 4

= 12,296 miles

Therefore, the total length of travel to see him in one year is 12,296 miles.

Learn more about the multiplication visit:

brainly.com/question/10873737

#SPJ3

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