Multiply: 3-2/3 "Xy"+5/7 "Xy"^2-16/21 "X"^2"Y" by − 21"X"^2"Y"^2 - Mathematics

Sum

Multiply: `3-2/3 "xy"+5/7 "xy"^2-16/21 "x"^2"y"` by `− 21"x"^2"y"^2`

`3-2/3 "xy"+5/7 "xy"^2-16/21 "x"^2"y"xx-21"x"^2"y"^2`

= −63x²y² + 14x³y³ − 15x³y⁴ + 16x⁴y³

Concept: Multiplying a Monomial by a Polynomial

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Chapter 11: Algebraic Expressions - Exercise 11 (C) [Page 143]

Chapter 11 Algebraic Expressions
Exercise 11 (C) | Q 2.2 | Page 143

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