Evaluate the expression below for x = 2, y = –3, and z = –1.
a.
–23
b.
–5
c.
13
d.
27

Simplify (1/2)4th power a. (1/16) b.(1/8) c.(1/4)

Evaluate the discriminant of each equation. tell how many solutions each equation has and whether the solutions are real or imaginary. 4x^2 + 20x + 25 = 0

Linda loans her friend $250 with a 5% monthly intrest rate. how much was the whole loan?