Math, asked by Chipoy, 1 year ago

Solve Factrise the following

27 - 125a³ - 135a + 225a² ..

Answers

Answered by suman682
7

27-125a³-135a+224a²=(3³)-(5a³)-3(45a)(1)+3(15a)(1)=(3-5a³) This is easier method

Answered by Anonymous
8

27 - 125a³ - 135a + 225a²

= 3³ + (-5a)³ - 45a(3-5a)

= (3)³ + (-5a)³ + 3×3×(-5a)[3-(-5a)]

= [ 3 + (-5a)]³ = (3 - 5a)³

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