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OpenStudy (anonymous):
Find the sum of 4x^3 + 2x^2 - 4x + 3 and 7x^3 -4x^2 + 7x + 8
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OpenStudy (raden):
just combine the similar terms, like 4x^3 + 7x^3 = 11x^3 and so on ...
OpenStudy (anonymous):
??
OpenStudy (raden):
can u find the other which has the similar terms and add them
OpenStudy (raden):
2x^2 + (-4x^2) = 2x^2 - 4x^2 = ...
OpenStudy (raden):
-4x + 7x = ...
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OpenStudy (raden):
3+8 = ...
OpenStudy (raden):
finally, joining all sum above
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