add 3a4 - 4a2 - 5a-2,2a2- 6a4 -8a+6 and 11+7a4+3+5a2.
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Step-by-step explanation:
3a⁴-4a²-5a-2 + 2a²-6a⁴-8a+6 + 11+7a⁴+3+5a²
(Collection of same power)
3a⁴-6a⁴+7a⁴ - 4a²+2a²+5a² - 5a-8a -2+6+11+3
4a⁴+3a²-13a+18
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