average97 average97

21-06-2019
Mathematics

contestada

Factorise:b+√b-12
An easy one.

Respuesta :

jcherry99 jcherry99

30-06-2019

Answer:

Step-by-step explanation:

If you let b = x^2 the problem becomes a whole lot easier. Note that x = √b

x^2 + x - 12

Now factor this trinomial.

(x + 4)(x - 3)

Now put b back into the equation

(√b + 4)(√b - 3)

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