Question

If 2a-3b=7 ab=2 find 4a²+9b²

Answer 1

Answer:

2a - 3b =7

4a^2 + 9b^2 - 12ab = 49 (Squaring both sides)

Now ab=2

so

4a^2 + 9b^2 = 49 + 12 =. 61

Step-by-step explanation:

Answer 2

Step-by-step explanation:

I hope that this answer helps you