Question

$\sqrt[3]{7}$
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Answer 1

3√7=√63≈<8≈7.95

7.9²=(8–0.1)²=64–1.6+0.01=62.41→too small

7.95²=(8–0.05)²=64–0.8+0.025=63.025√

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Answer 2

³√7 = 1.9129 (approx)

Hope it helps