tmua 2022 Q6

tmua · Uk · paper1 1 marks Laws of Logarithms Simplify or Evaluate a Logarithmic Expression
Given that
$$\int _ { \log _ { 2 } 5 } ^ { \log _ { 2 } 20 } x \mathrm {~d} x = \log _ { 2 } M$$
what is the value of $M$ ?
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Given that

$$\int _ { \log _ { 2 } 5 } ^ { \log _ { 2 } 20 } x \mathrm {~d} x = \log _ { 2 } M$$

what is the value of $M$ ?