Question

if a+b=8 and a-b=4 then a2+b2​

Answer 1

Heya❤

$a + b = 8 ......(1)\\ a - b = 4 .....(2)\\ \\ \: by \: elimination \: method \: we \: get \\ \\ 2a = 12 \\ a = 6 \\ \\ substitute \: a = 6 \: in \: equation \: 1 \\ \\ 6 + b = 8 \\ b = 8 - 6 \\ b = 2 \\ \\ now.. \\ \: a {}^{2} + b {}^{2} = (6) {}^{2} + (2) {}^{2} = 36 + 4 = 40$

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Answer 2

Please mark me brainliest please buddy

Please

Mark me brainliest please

Please

Mark me brainliest please buddy