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14-02-2017
Mathematics

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a2(2 is exponent) +7a3 - 4a2 - a + 11a3
How? pic is inserted

a22 is exponent 7a3 4a2 a 11a3 How pic is inserted class=

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Shawwwty Shawwwty

14-02-2017

Combine like terms
a^2-4a^2=-3a^2
7a^3+11a^3=18a^3
Then put them back together from greatest exponent to smallest exponent
18^3-3a^2-a

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