Factorise-
1) 27y³ - 125z³
2) 64x³y³+27z³
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1) 27y³ - 125z³
(3y)³ - (5z)³
(3y - 5z)(9y² + 15yz + 25z²) [By using a³ - b³ = (a - b)(a² + ab + b²)]
2) 64x³y³ + 27z³
(4xy)³ + (3z)³
(4xy + 3z)(16x²y² - 12xyz + 9z²) [By using a³ + b³ = (a + b)(a² - ab + b²)]
*************************HOPING THAT THIS WILL HeLP YOU!!!*******************************
(3y)³ - (5z)³
(3y - 5z)(9y² + 15yz + 25z²) [By using a³ - b³ = (a - b)(a² + ab + b²)]
2) 64x³y³ + 27z³
(4xy)³ + (3z)³
(4xy + 3z)(16x²y² - 12xyz + 9z²) [By using a³ + b³ = (a + b)(a² - ab + b²)]
*************************HOPING THAT THIS WILL HeLP YOU!!!*******************************
kooper:
MARK IT AS BST PLZ!!!....... : )
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