neysha2001 neysha2001

28-05-2018
Mathematics

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Simplify (4x^3+13x-7) -(6x^2+9x+2)

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sqdancefan sqdancefan

29-05-2018

[tex](4x^{3}+13x-7)-(6x^{2}+9x+2)\\\\=4x^{3}+13x-7-6x^{2}-9x-2\\\\=4x^{3}-6x^{2}+(13-9)x+(-7-2)\\\\=4x^{3}-6x^{2}+4x-9[/tex]

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