Question

a is 5 and b is 6 so 2a²b-12ab²+9b²​

Answer 1

Step-by-step explanation:

a=5 and b=6

2a²b-12ab²+9b²

2(5)²6-12(5)(6)²+9(6)²

2×25×6-12×5×36+9×36

300-12×180+9×36

300-2160+324

-1860+324

= -1536 (Answer)

Answer 2

Answer:

2(5)2 ×6 - 12 ×5 (6)2+ 9(6)2

=2×25×6 - 12×5×36 + 9 × 36

=300-2160+324

= -1536(answer)

Step-by-step explanation

Hope it will help you.