(2*5)^(x^2 - 3) = 2^ ((-2)*log2_10) * 10^(3x-3);
10^(x^2 - 3) = 2^(log2_(1/100) * 10^(3x-3);
10^(x^2 - 3) = 1/100 * 10^(3x-3);
10^(x^2 - 3) = 10^(-2)* 10^(3x-3);
10^(x^2 - 3) = 10^(-2+3x-3);
10^(x^2 - 3) = 10^(-5+3x);
x^2 - 3 = - 5+ 3x;
x^2 - 3x + 2 = 0;
x1 = 1;
x2 = 2