3 years ago

What is the square root of -1?

Mathematics

1 answer:

Westkost [7]3 years ago

3 0

Answer:

$\sqrt{i}$

Step-by-step explanation:

i = -1

This is a complex number

in here we take -1 = i

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A baseball team wants to collect at least 160 cans of food for an upcoming food drive. Team members brought 42 cans of food on M

Irina18 [472]

If they collect 65 on Monday, 42 on Wednesday and the rest on Friday, then we can write it down as:

65 + 42 + x ≥ 160
107 + x ≥ 160 / - 107 (both sides)
x ≥ 53

So the team needs to collect at least 53 cans on Friday.

4 0

2 years ago

Read 2 more answers

the radius of a cylindrical construction pipe is 3 ft . If the pipe is 25ft long , what is it’s volume ?

ki77a [65]

Given:

radius of a cylindrical construction pipe is 3 ft

lenghtis 25ft long

Required:

what is it’s volume

Explanation:

volume of cylinder:

$\begin{gathered} V=\pi r^2h \\ \\ here\text{ h is the length of the pipe} \\ \\ V=3.14\times(3)^2\times25 \\ \\ V=3.14\times9\times25 \\ \\ V=707\text{ ft}^3 \end{gathered}$

Required answer:

$V=707\text{ ft}^3$

7 0

2 months ago

Please help me!!!!!!!!!!!!!!!!!!

gregori [183]

Answer:

I'm not sure if it is correct but i hope it helps you

Step-by-step explanation:

So you subtract 25 and 15 and you will get 10

then you add 65 and 5 and you will get 70

you add 45 and 20 and you will get 65

3 0

2 years ago

Mr. Harris works in a pet store. The number of food pellets he puts in an aquarium is proportional to the number of fish in the

Elis [28]

Answer:

5 pellets per fish

Step-by-step explanation:

5 p = 1 f

8 0

2 years ago

Simplify 2^3 x 2^18 A. 2^54 B. 4^54 C. 4^21 D. 2^21

maksim [4K]

When you multiply powers, you add them. You keep the constant (2) the same.

3+18= 21

2^21 <=== the answer

“D” is the answer.

I hope this helps!
~kaikers

4 0

2 years ago