What are the square roots of 256?

A.

128 and - 128

B.

15 and - 15

C.

13 and - 13

D.

16 and - 16

Simplify the following expression 2x-8y+3x^2+7y-12x

Two tourists left two towns, the distance between which is 38 km, simultaneously and met in 4 hours. what was the speed of each of the tourists, if the first one covered 2 km more before he met than the second one?

How many large cubes flats and longs to make 13,450

If f[6} = x ^ - 2x, find: f [6} =

A water cooler fills 150 glasses in 30 minutes. How many glasses of water can the cooler fill per minute?

Describe the Reagan doctrine concerning the fight against communism then provide two examples of how the doctrine looked in action

EF=4x-15, FG=5x+7 and EG=46 find the value of EF

Select the correct answer from each drop-down menu. ∆ABC has vertices at A (11, 6), B (5, 6), and C (5, 17). ∆XYZ has vertices at X (-10, 5), Y (-12, - 2), and Z (-4, 15). ∆MNO has vertices at M (-9, - 4), N (-3, - 4), and O (-3, - 15).

Whats a double number line

Of items produced by a factory, 40% come from line i and 60% from line ii. eight percent of the items produced on line i and 10% of the items produced on line ii are defective. an item is chosen at random.