Math, asked by ujjawal72600, 10 months ago

5a-[a²-{2a(1-a+4a²)-3a(a²-5a-3)}]-8a

Answers

Answered by akshayaakshaya184

3

Answer:

5a-(a^2-(2a-2a^2+8a^3-3a^3+15a^2+9))-8a

= 5a-(a^2- (5a^3+13a^2+2a+9))

= 5a-(-5a^3-12a^2+2a+9)

=5a^3+12a^2+3a+9

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