Question

Factorise: -
x²- 21x+90​

Answer 1

Step-by-step explanation:

x² - 15x - 6x +90

= x(x - 15) - 6 (x - 15)

= (x - 15) (x - 6)

Answer 2

Answer:

Hiii

Here is your answer

Step-by-step explanation:

x*2-21x+90

x*2-15x-6x+90

x (x-15)-6 (x+15)

(x-6)(x-15)

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