Question

Evaluate the following when p= -2, q= 3
a) 3p³
b) 4p³q³
c) 3q²-p²
d) 5(q²+p²)
e) 3q/2p

Answer 1

Answer:

a)-24

b)-864

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Answer 2

A.) 3 (-2)^3 = 3 (-8) = -24

B.) 4 (-2)^3 (3)^3 = 4 (-8)(27) = -864

C.) 3 (3)^2 - (-2)^2 = 3 (9) - (4) = 27 - 4 = 23

D.) 5 [(3)^2+(-2)^2] = 5 [ 9+4] = 5 [13] = 65

E.) 3 (3) / 2 (-2) = -9/4 = - 2.25

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