Subtract 5x^2+8x-2 from the sum of 4x^2+9x-5 and 3x^2+18x+7.
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Answer:
2x²+19x+4
Step-by-step explanation:
Please refer to the pic given
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4x^2+9x- 5
3x^2+18x+7
------------------
7x^2+27x+2------ 1
Step2:
7x^2+27x+2 (-)
5x^2+8x-2 --------2
----------------------- (change the signs of eq2)
2x^2+19x+2 (ANS)
3x^2+18x+7
------------------
7x^2+27x+2------ 1
Step2:
7x^2+27x+2 (-)
5x^2+8x-2 --------2
----------------------- (change the signs of eq2)
2x^2+19x+2 (ANS)
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