Question

10 square root 7 minus square root 28

Answer 1

Answer:

$8 \sqrt{7}$

Step-by-step explanation:

$= 10 \sqrt{7} - \sqrt{28 } \\ = 10 \sqrt{7} - 2 \sqrt{7} \\ = (10 - 2) \sqrt{7} \\ = 8 \sqrt{7}$

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