3. Factorise the following.
a. x + x + x + gulo b. y2 + 9y + 9 + y
c. ax - b + ab- x
d. x + 6y – 6 – xy
e. 3y2 + y2 + 3 + y f. 9xy + 6yz + 15px + 10zp
g. ax + ay + bx + by h. 15xy - 6x + 5y – 2
i. 1 + a2 + a² + a
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3. Factorise the following.
a. x + x + x + gulo b. y2 + 9y + 9 + y
c. ax - b + ab- x
d. x + 6y – 6 – xy
e. 3y2 + y2 + 3 + y f. 9xy + 6yz + 15px + 10zp
g. ax + ay + bx + by h. 15xy - 6x + 5y – 2
i. 1 + a2 + a² + a
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Factorize Question 1: $latex 5xy+ 20x-9y-36 $ Answer: $latex 5xy+20x-9y-36 = 5x(y+4)-9(y+4) = (y+4)(5x-9) $ $latex \\ $ Question 2: $latex 5ab-10b-7a+14 ...