What is 3x^2-8x+4.2x^2-5x+2x^4-8xh ?

The solution to 3x^2-8x+4.2x^2-5x+2x^4-8xh is 2x^4+7.2x^2-13x-8xh

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simplify 3x^2-8x+4.2x^2-5x+2x^4-8xh

simplify

3 x^{2} - 8 x + 4.2 x^{2} - 5 x + 2 x^{4} - 8 x h

2 x^{4} + 7.2 x^{2} - 13 x - 8 x h

Solution steps

3 x^{2} - 8 x + 4.2 x^{2} - 5 x + 2 x^{4} - 8 x h

Group like terms

= 2 x^{4} + 3 x^{2} + 4.2 x^{2} - 8 x - 5 x - 8 x h

Add similar elements:

3 x^{2} + 4.2 x^{2} = 7.2 x^{2}

= 2 x^{4} + 7.2 x^{2} - 8 x - 5 x - 8 x h

Add similar elements:

- 8 x - 5 x = - 13 x

= 2 x^{4} + 7.2 x^{2} - 13 x - 8 x h

\frac{( x ^{n} )}{( 2 ^{n} + ( - 3 ) ^{n} )}

5 x (∣ - 8 ∣ \cdot 4)

y^{2} + 18 y + 65

(2 y + 8)^{2} (2 y)^{2}

9 x^{2} + 24 x + 15

What is 3x^2-8x+4.2x^2-5x+2x^4-8xh ?
The solution to 3x^2-8x+4.2x^2-5x+2x^4-8xh is 2x^4+7.2x^2-13x-8xh