Question

$3 {n}^{2}+ 24n - 75$
factorise it​

Answer 1

Answer:

Step-by-step explanation:

ax² + bx + c = a(x - $x_{1}$)(x - $x_{2}$)

D = b² - 4ac , $x_{12}$ = (- b ± √D) ÷ 2a

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3(n² + 8n - 25) = 3(n + 4 - √41)(n + 4 + √41)