Respuesta :

Answer:r=-2/3

Step-by-step explanation:

Answer:

9

Step-by-step explanation:

[tex]9r6[/tex]

The derivative of ax is nax n−1 .

[tex]9r 61−1​[/tex]

Subtract 1 from 1.

[tex]9r 60​[/tex]

For any term t except 0, t 0 =1.

[tex]9×1[/tex]

For any term t, t×1=t and 1t=t.

[tex]9[/tex]

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