Question 5
Evaluate the following expression.
$$H=\frac1{2\times4}+\frac1{4\times6}+\frac1{6\times8}+\ldots+\frac1{2018\times2020}.$$
$$H=\frac1{2\times4}+\frac1{4\times6}+\frac1{6\times8}+\ldots+\frac1{2018\times2020}.$$
AMC8 2027 - Self-practice Set 7 Question 5
AMC8 · AMC8 2027 - Self-practice Set 7