\log _ { 8 } 8 \quad \text { (b) } 1
Evaluate
b
Differentiate w.r.t. b
1
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1b\times 1
The base 8 logarithm of 8 is 1.
b
Multiply 1 and 1 to get 1.
\frac{\mathrm{d}}{\mathrm{d}b}(1b\times 1)
The base 8 logarithm of 8 is 1.
\frac{\mathrm{d}}{\mathrm{d}b}(b)
Multiply 1 and 1 to get 1.
b^{1-1}
The derivative of ax^{n} is nax^{n-1}.
b^{0}
Subtract 1 from 1.
1
For any term t except 0, t^{0}=1.
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