Question

Solve this x square +13x+36​

Answer 1

Answer:

$x = - 4 \: \: \: \:and \: x = - 9$

Step-by-step explanation:

${x}^{2} + 13x + 36 = 0$

${x}^{2} + 4x + 9x + 36 = 0$

$x(x + 4) + 9(x + 4) = 0$

$(x + 4)(x + 9) = 0$

$x = - 4 \: \: \: \:and \: x = - 9$

Answer 2

Answer:

(x+9)(x+4)

Step-by-step explanation:

x²+13x+36

=x²+9x+4x++36

=x(x+9)+4(x+9)

(x+9)(x+4)

hope it helps you

thanks