Question

60 баллов! За грамотное объясниие

Answer 1

$$x_{1} = frac{left(- log{left (175 right )} + log{left (81 right )}right)^{2}}{left(- log{left (5 right )} + log{left (3 right )}right)^{2}}$$
x1 = 2.27413354343000