Question

12 p (q-r) for p = 1, q = 4, r= - 2

Answer 1

your answer is 12×1(4-(-2))=12×6=72

Answer 2

Heya!

=> 12p(q-r)

p = 1 , q = 4 , r = -2

=> 12(1)[4-(-2)]

=> 12(4+2)

=> 12(6)

=> 72

Hope it hlpz...