Solve -4(x)^(5)+9x-21-(8(x)^(3)-4(x)^(5)) | Equatix - Math Solver

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Example

3(r+2s)=2t-4

a⋅(b-2)=3b

3(r+2s)=2t-4

a⋅(b-2)=3b

Question

$$-4 { x }^{ 5 } +9x-21-(8 { x }^{ 3 } -4 { x }^{ 5 } )$$

Evaluate

$-8x^{3}+9x-21$

Expand

$-8x^{3}+9x-21$