Question

factorise xy2-xz2,hence,find the value of 40×5.5-40×4.5
$xy { }^{2} - xz { }^{2}$

Answer 1

HÖLA MATÊ

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HERE IS UA ANSWER:
X2+xy-2xz-2yz

(x2-2xz)+(xy-2yz)

x(x-2z)+y(x-2z)

(x+y)(x-2z)

HOPE IT HELPS..!!

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Answer 2

(x2-2xz)+(xy-2yz)

x(x-2z)+y(x-2z)

(x+y)(x-2z)