Question

(iii) (4a2 - 6ab + 9b?) (2a + 3b); a = 2, b = 1​

Answer 1

Answer:

a=2 and b=1

(4a^2-6ab+9b)

=4×(2)^2-6×2×1+9×1

=4×4-12+9

=16-12+9

=4+9=13

Answer 2

Answer:

13 is your answer............