Question

if a-b=12 and ab=14, find a square+b square

Answer 1

$\:\: \underline{\underline{\bf{\large\mathfrak{~~Solution~~}}}}$

a-b=12

and....ab=14

therefore....

$a {}^{2} + b {}^{2} = (a - b) {}^{2} + 2ab \\ = > a {}^{2} + b {}^{2} = (12) {}^{2} + 2(14) = 144 + 28 \\ = 172$

Answer 2

hey mate here is your answer

hope it helps you