Question

If a=7 and b+c=67, find a²+ab+ac

Answer 1

`thank \: you`

Explanation:

`a = 7 \\ b + c = 67 \\we \: want \: to \: find \: {a}^(2) + ab + ac \\ {a}^(2) + a(b + c) \\ = {7}^(2) + 7(67) \\ = 49 + 469 \\ = 518 \\ thank \: you`

Answer 2

Hope this will help..........