from the sum of 3x²-5x+2 and -5x² -8x+6 subtract 4x²-9x+7
Answers
Answered by
14
Step-by-step explanation:
Sum = 3x^2-5x+2 + -5x^2-8x+6
= -2x^2-13x+8
Difference = (-2x^2-13x+8)-(4x^2-9x+7)
= -2x^2-13x+8-4x^2+9x-7
= -6x^2-4x+1
Hope this helps
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Answered by
5
Answer:
Step-by-step explanation:
sum
(3x^2-5x+2)+(-5x^2-8x+6)
(-2x^2-13x+8)
subraction
(4x^2-9x+7)-(-2x^2-13x+8)
the answer is....(6x^2+4x-1)
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