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1. |
$\frac{1}{\sqrt{3}+\sqrt{4}}+\frac{1}{\sqrt{4}+\sqrt{5}}+\frac{1}{\sqrt{5}+\sqrt{6}}+\frac{1}{\sqrt{6}+\sqrt{7}}+\frac{1}{\sqrt{7}+\sqrt{8}}+\frac{1}{\sqrt{8}+\sqrt{9}}$ is equal to1). $\sqrt{3}$2). $3\sqrt{3}$3). $3-\sqrt{3}$4). $5-\sqrt{3}$ |
Answer» CORRECT ANSWER is: OPTION 3 | |