(7a2b2c2+3abc) (3abc+3)
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The answer is in photo
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rohitrai84:
yeah I writeen at top but forget to write
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Step-by-step explanation:
(7a2b2c2+3abc)(3abc+3)
=7a2b2c2×3abc+3abc×3abc+ 3×7a2b2c2+3×3abc
=21a3b3c3+9a2b2c2+21a2b2c2+9abc
=21a3b3c3+30a2b2c2+9abc
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