Question

Factorisation of x2
+24x+144 is

Answer 1

Answer:

(x+12)²

Step-by-step explanation:

x²+24x+144

=(x)²+2 X 1 X 12+(12)²             [in form of a²+2ab+b²]

=(x+12)²

Answer 2

$\LARGE{ \underline{\underline{ \sf{question:}}}}$

FacTorise x^2+24x+144.....

$\LARGE{ \underline{\underline{ \sf{Required \: answer:}}}}$

$x {}^{2} + 24x + 144 = 0 \\ x {}^{2} + 12x + 12x + 144 = 0 \\ x(x + 12)12(x + 12) = 0 \\ (x + 12)(x + 12) = 0 \\ x = - 12$

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