How to simplify imaginary numbers?

√-80?

√-45

√-12

√-90

Write 7+√-121 in complex number form?

What even is this stuff?

4 x (6x50) find the product

Zina spends 1.5 hours setting up her sewing machine and making one hat. The total amount of time spent making hats can be represented by the sequence below. 1.5, 2.25, 3.0, 3.75, ...

16^1/3 + 4^1/3 Is that just 20^1/3?

Is. 2 the same as. 2000

A triangle has side lengths of 6, 8, and 9. what type of triangle is it?

What is the output, or dependent variable of quantity? 1: x 2:f (x) 3:y

The average of 4 numbers is 5. What is their sum? explain you answer

Calculate the inverse of the matrix and find the values for a, b, c, and d [4,12,1,10] A^1=[a/14, b/7, c/28, d/7]

What is the answer for cos 17pi/4

carly buys tickets at $14.50 per ticket and t choir concert tickets at $5.50 per ticket. what is the cost for play tickets and choir concert tickets