Question

9x² + 24x + 16 factorise it. how 3 and 4 comes pls ans with full explanation​

Answer 1

Answer:

${9x}^{2} + 24x + 16 \\ \\ 9 {x}^{2} + 12x + 12x + 16 \\ \\ 3x(3x + 4) + 4(3x + 4) \\ \\ (3x + 4)(3x + 4) = 0\\ \\ 3x + 4 = 0 \\ 3x = - 4 \\ x = \frac{ - 4}{3}$

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