Question 7
$$
x + \log_2 \left( 1 + \sqrt{\frac{5^x}{3^x + 4^x}} \right) = 4 + \log_{1/2} \left( 1 + \sqrt{\frac{25^x}{7^x + 24^x}} \right).
$$
x + \log_2 \left( 1 + \sqrt{\frac{5^x}{3^x + 4^x}} \right) = 4 + \log_{1/2} \left( 1 + \sqrt{\frac{25^x}{7^x + 24^x}} \right).
$$