Question

9. Multiply and evaluate at a = 2 and b = 1.
(i) (3a-b - 1.5ab) x 2.5ab​

Answer 1

Answer:10

Step-by-step explanation:

(3a-b-1.5ab)(2.5ab)

given that a=2, b=1

Substitute the values

(3*2-1-1.5*2*1)(2.5*2*1)

=10