Question

Factorize each of the following expressions completely.


i: -25a²c³ - 40ac⁴
ii: 5z(19 + 3r) +10y(19+3r)
iii: C + cd + 2d + 2d²
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Answer 1

Answer:

hey mate! here is your answer

1. -25a²c³ -40ac

• -(25a²c+40ac)

• -(5×5×a×a×c×c×c+2×2×2×5×a×c)

• -5ac(5ac²+8)Answer

2. 5z(19+3r)+10y(19+3r)

(19+3r) (5z+10y)

(19+3r) (5×z+2×5×y)

(19+3r) 5(z+2y)