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17.03.2021 22:10
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Calculate each sum or difference, be sure to estimate first 12 2/5 + (-3 1/4)

Calculate each sum or difference, be sure to estimate first
12 2/5 + (-3 1/4)
Calculate each sum or difference, be sure to estimate first 12 2/5 + (-3 1/4)
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amberpublow7
amberpublow7
5,0(49 marks)
(2x^3+5x^2-x)+(x^3-10x^2+5x) =\\
2x^3+5x^2-x+x^3-10x^2+5x=\\ 3x^3-5x^2+4x

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