Factorise x squared + 4x -12

Mathematics

2 answers:

kompoz [17]3 years ago

7 0

X
${x}^{2} + 4x - 12$

= (x+6) (x-2)

evablogger [386]3 years ago

7 0

Answer:

(x + 6)(x - 2)

Step-by-step explanation:

Consider the product of the factors of the constant term which sum to give the coefficient of the x- term, that is

product = - 12 and sum = + 4

The factors are + 6 and - 2, hence

x² + 4x - 12 = (x + 6)(x - 2)

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