What is (4a-a^3-3)+(2a^3-5a^2+8) ?

The solution to (4a-a^3-3)+(2a^3-5a^2+8) is a^3-5a^2+4a+5

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simplify (4a-a^3-3)+(2a^3-5a^2+8)

simplify

(4 a - a^{3} - 3) + (2 a^{3} - 5 a^{2} + 8)

a^{3} - 5 a^{2} + 4 a + 5

Solution steps

(4 a - a^{3} - 3) + (2 a^{3} - 5 a^{2} + 8)

Simplify

(4 a - a^{3} - 3) + (2 a^{3} - 5 a^{2} + 8) : 4 a - a^{3} - 3 + 2 a^{3} - 5 a^{2} + 8

= 4 a - a^{3} - 3 + 2 a^{3} - 5 a^{2} + 8

Group like terms

= - a^{3} + 2 a^{3} - 5 a^{2} + 4 a - 3 + 8

Add similar elements:

- a^{3} + 2 a^{3} = a^{3}

= a^{3} - 5 a^{2} + 4 a - 3 + 8

Add the numbers:

- 3 + 8 = 5

= a^{3} - 5 a^{2} + 4 a + 5

4 m + 12 m - 16

24 x^{2} - 8 x

(2 x^{2} y^{3}) (- 5 x^{- 2} y^{7})

(- 3) (- 9)

\frac{a ^{5}}{a ^{- 3}}

What is (4a-a^3-3)+(2a^3-5a^2+8) ?
The solution to (4a-a^3-3)+(2a^3-5a^2+8) is a^3-5a^2+4a+5