Home work 1. Precalculus Fundamentals

 Exercise 1

 Exercise 2

 Exercise 3

 Exercise 4

 Exercise 5

 Exercise 6

 Exercise 7

a)(3x3y2)2y3 = 6x3y5

b)(5w2z-2)2(z3) = 25w4z-4z3 = 25w4z-1 = 25w4/z

 

 Exercise 8

Radical expressionExponential expression
1
__
√3
3-1/2
∛72 72/3
∛42 42/3
1
__
√103
10-3/2
1
__
√23
2-1.5

 Exercise 9

a) y2y-5 = y-3

b) z5z-3z-4 = z-2

c) y7y0÷(y10) = y-3

 Exercise 10

 Exercise 11