The product of 7 x -4 y and 3 x -7 y isA- 21 x2- 28 y2-61 xyB- 21 x2-28 y2-61 x yC- 21 x2-28 y2-61 xyD- 21 x2- 28 y2-37 xy

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Multiplication of Algebraic Expressions

The product o...

Question

The product of $7 x - 4 y$ and $3 x - 7 y$ is

+ + 61xy

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- - 61xy

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+ - 61xy

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+ - 37xy

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Find the product of $(7 x - 4 y)$ and $(3 x - 7 y)$ .

Add: $12 x^{2} - 12 x + 4$ and $21 x^{2} + 7 x - 10$

g (x)

f (x) = 7 x + 12

f (g (x) = 21 x^{2} + 40

21 x^{2} - 31 x + 8

27 x^{3} - 21 x^{2} + 15 x^{4}

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