Math, asked by NAMNA, 1 year ago

x² + 9x + 20 = 0........

Answers

Answered by mswapnilraj
5
(x+5)(x+4)=0..
x= -5/-4

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Answered by Anonymous
10
HOLA USER ✌

HERE'S YOUR ANSWER FRIEND,

x² + 9x + 20 = 0

==> x² + 5x + 4x + 20 = 0

==> x(x + 5) + 4(x + 5) = 0

==> (x + 5) + (x + 4) = 0

==> x = -5 OR x = -4

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