If A -4 x 2- y 2-12 xy -9 xB -3 y 2-9 x 2-6 xy -7 xC -6 x 2-6 y 2-9 xyFind 2 A -3 B -4 C -A- 5 x2-35 y2-6 x y-39 xB- 59 x 2-35 y 2-30 xy -3 xC- 5 x2-17 y2-6 x y-3 xD- 5 x2-17 y2-6 x y-39 x

The correct option is D 5x^2+17y^2 6xy+39x2A = 2[4x^2+y^2 12xy+9x] nbsp; nbsp; nbsp; = 8x^2+2y^2 24xy+18x 3B = 3[3y^2+9x^2+6xy 7x] nbsp; nbsp; ...

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Addition of Algebraic Expressions

If A =4 x 2+ ...

Question

If A = $4 x^{2} + y^{2} - 12 x y + 9 x$ ,
B = $3 y^{2} + 9 x^{2} + 6 x y - 7 x$ ,
C = $6 x^{2} + 6 y^{2} + 9 x y$
Find 2A-3B+4C.

5 x^{2} + 35 y^{2} - 6 x y + 39 x

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59 x^{2} + 35 y^{2} + 30 x y - 3 x

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5 x^{2} + 17 y^{2} - 6 x y - 3 x

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5 x^{2} + 17 y^{2} - 6 x y + 39 x

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Solution

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