x 4 x 5
- 15*2 *x - 3*2 *x *log(2)
$$- 3 \cdot 2^{x} x^{5} \log{\left(2 \right)} - 15 \cdot 2^{x} x^{4}$$
x 3 / 2 2 \
-3*2 *x *\20 + x *log (2) + 10*x*log(2)/
$$- 3 \cdot 2^{x} x^{3} \left(x^{2} \log{\left(2 \right)}^{2} + 10 x \log{\left(2 \right)} + 20\right)$$
x 2 / 3 3 2 2 \
-3*2 *x *\60 + x *log (2) + 15*x *log (2) + 60*x*log(2)/
$$- 3 \cdot 2^{x} x^{2} \left(x^{3} \log{\left(2 \right)}^{3} + 15 x^{2} \log{\left(2 \right)}^{2} + 60 x \log{\left(2 \right)} + 60\right)$$