Solve:2(7y + z)(3y + 5z)

beljuA 2021-02-11 Answered

Solve:  2(7y+z)(3y+5z)

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Expert Answer

smallq9
Answered 2021-02-12 Author has 106 answers

2(7y+z)(3y+5z)=2×(7y×3y+7y×5z+z×3y+z×5z)

=2(21y2+35yz+3yz+5z2)

=41y2+70yz+6yz+10z2

=41y2+76yz+10z2

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