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5 votes

-4√(28x) times
√(7x^3)

User Nick Jones
by
4.7k points

1 Answer

4 votes

Answer:


{56x}^(2)

Explanation:


- 4 √(28x) * \sqrt{ {7x}^(3) }


= -4 * 2 √(7x) * √(7x)


= - 4 * 2 * 7x * x


= {56x}^(2)

User Kavya
by
5.5k points