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2 years ago

He negative square root of 16 is -4. What is the square root of -16?

1 answer:

4 0

About the minus sign with 16, square root of -1 is an imaginary number i(iota). Also we know that square root of -16 will be multiplication of square root of -1 and square root of 16. So the final answer becomes, + or - 4i. Hope this helps

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Madaraka express arrived in Mombasa at 0545hrson Thursday after travelling for

Liono4ka [1.6K]

Answer:

Step-by-step explanation:

For this question, you count backwards from 0545hrs which is 5:45 am until 7hrs is reached.

5:45 am Thursday

↓

4:45 am Thursday

↓

3:45 am Thursday

↓

2:45 am Thursday

↓

1:45 am Thursday

↓

12:45 am Thursday

↓

11:45pm Wednesday

↓

10:45 pm Wednesday

Therefore, Madaraka express left Nairobi at 10:45 pm on Wednesday

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3 years ago

Quadratic inverse for y=x^2-1

stepan [7]

let's recall that to find the inverse of any expression, we start off by doing a quick switcheroo on the variables, and then solve for "y".

$\bf y = x^2-1\implies \stackrel{switcheroo}{x=y^2-1}\implies x+1=y^2\implies \sqrt{x+1}=\stackrel{f^{-1}(x)}{y}$

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3 years ago

Rearrange the equation a = 1/2 b to make b the formula

Evgesh-ka [11]

Answer: b = 2a

Step-by-step explanation:

<u>Original equation</u>

a = (1/2) b

<u>Multiply 2 on both sides</u>

a * 2 = (1/2) b * 2

$\Large\boxed{b=2a}$

Hope this helps!! :)

Please let me know if you have any quesitons

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1 year ago

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Refer to your answer to the previous question: A digital media company uses the function f(p), where p is the number of people w

Lyrx [107]

Answer:

i think the answer is A

Step-by-step explanation:

again "i think". so i could be wrong

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3 years ago

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tankabanditka [31]

Answer:

Step-by-step explanation:

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3 years ago