Math, asked by shrutipandey89, 4 months ago

if a - b = 8 and ab = 7 then find the value of (a.a + b.b)

Answers

Answered by chinmaya44

1

Step-by-step explanation:

a-b=8 ab=7

(a.a+b.b)

=a^2+b^2

=(a-b)^2+2ab

=(8)^2+2×7

=64+14

=78

Answered by california1o1

2

Step-by-step explanation:

b^2+8b+7

is raha correct answer

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