Question

Find the value of a and be when x is 12 a= 5x^2/2 b= 2x^2(x-5)/10x

Answer 1

answer a is 360 and answer b is 180 :)

Answer 2

a=360

b=168

Explanation:

a=5×12×12/2=5×12×6=360

b=2×12×12×(12-5)/10×12=2×12×7=14×12=164