factorize 27y^3 + 125 z^3
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Answer:
(3y+5z)(9y²+25z² -15yz )
Step-by-step explanation:
27y³+ 125 z³
= (3y)³ + (5z)³
By using identity , a³+b³ = (a+b)(a²+b²-ab)
= (3y+5z)[(3y)²+(5z)² -(3y)(5z)]
= (3y+5z)(9y²+25z² -15yz )
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