- 0,9 y \cdot ( - 0,9 )
Differentiate w.r.t. y
0,81
Evaluate
\frac{81y}{100}
Graph
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\frac{\mathrm{d}}{\mathrm{d}y}(0,81y)
Multiply -0,9 and -0,9 to get 0,81.
0,81y^{1-1}
The derivative of ax^{n} is nax^{n-1}.
0,81y^{0}
Subtract 1 from 1.
0,81\times 1
For any term t except 0, t^{0}=1.
0,81
For any term t, t\times 1=t and 1t=t.
0,81y
Multiply -0,9 and -0,9 to get 0,81.
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