Question

Factorise the following polynomials x 2 + 5x – 36

Answer 1

x²+5x-36

=>x²-(4-9)x-36

=>x²-4x+9x-36

=>x(x-4)+9(x-4)

=>(x-4)(x+9)

Answer 2

Answer:

x=4 and - 9

Step-by-step explanation:

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