15-16yz -15y^2z^2 factorise
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Answer:
(3-5yz)(5+3yz)
Step-by-step explanation:
15-16yz-15y^2.z^2
=15-25yz+9yz-15y^2z^2
=5(3-5yz)+3yz(3-5yz)
=(3-5yz)(5+3yz)
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