Differentiate w.r.t. x
-\frac{55}{8} = -6\frac{7}{8} = -6.875
Evaluate
-\frac{55x}{8}
Graph
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\frac{\mathrm{d}}{\mathrm{d}x}(-\frac{55}{8}x)
Combine -5x and -\frac{15}{8}x to get -\frac{55}{8}x.
-\frac{55}{8}x^{1-1}
The derivative of ax^{n} is nax^{n-1}.
-\frac{55}{8}x^{0}
Subtract 1 from 1.
-\frac{55}{8}
For any term t except 0, t^{0}=1.
-\frac{55}{8}x
Combine -5x and -\frac{15}{8}x to get -\frac{55}{8}x.
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