Simplify Each Radical Expression. Leave in radical form. (Do not use decimals.) √(7) + √(28)

asked Jul 23, 2023 9.1k views

14 votes

Simplify Each Radical Expression. Leave in radical form. (Do not use decimals.)

√(7) + √(28) – √(700)

by Knio

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$\sqrt 7 +√(28) - √(700)\\\\\\=\sqrt 7 +√(4 * 7) - √(100 * 7)\\\\\\=\sqrt 7 + 2\sqrt 7 - 10\sqrt 7\\\\\\=-7\sqrt 7$

Marcandre answered Jul 27, 2023

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