Question

Pls send answer fast thx

Answer 1

Answer:

a) 0.075

C) 14.70

Hope it helps

Answer 2

Answer:

PART A - 3/40 = (3×25)/(40×25) = 75/1000 = 0.075

PART B - 1/(3^(-2×2×1/4) = 1/ (3^-1) = 3

PART C -

= 5 × 12 + 3√7 × 12 + 5 × -3√7 + 3√7 × -3√7

= 60 + 36√7 - 15√7 - 63

= 21√7 - 3