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f(x)=-5x^2+x+1

Derivative of f(x)=-5x^2+x+1

Function f() - derivative -N order at the point
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The graph:

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The solution

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     2        
- 5*x  + x + 1
(5x2+x)+1\left(- 5 x^{2} + x\right) + 1
-5*x^2 + x + 1
Detail solution
  1. Differentiate (5x2+x)+1\left(- 5 x^{2} + x\right) + 1 term by term:

    1. Differentiate 5x2+x- 5 x^{2} + x term by term:

      1. The derivative of a constant times a function is the constant times the derivative of the function.

        1. Apply the power rule: x2x^{2} goes to 2x2 x

        So, the result is: 10x- 10 x

      2. Apply the power rule: xx goes to 11

      The result is: 110x1 - 10 x

    2. The derivative of the constant 11 is zero.

    The result is: 110x1 - 10 x


The answer is:

110x1 - 10 x

The graph
02468-8-6-4-2-1010-1000500
The first derivative [src]
1 - 10*x
110x1 - 10 x
The second derivative [src]
-10
10-10
The third derivative [src]
0
00
The graph
Derivative of f(x)=-5x^2+x+1