\\\\-1+log_56........................2+log_210" alt="5*5^x*2^x-6*2^x-200*5^x+240\leq 0\\2^x(5*5^x-6)-40(5*5^x-6)\leq 0\\(2^x-40)(5*5^x-6)\leq 0\\(x-2-log_210)(x+1-log_56)\leq 0\\+-+ \\---*---------*-------->\\\\-1+log_56........................2+log_210" align="absmiddle" class="latex-formula">
x∈[-1+log_5(6); 2+log_2(10)]