What is xsqrt(28x^2)-4sqrt(63x^4) ?

The solution to xsqrt(28x^2)-4sqrt(63x^4) is -10sqrt(7)x^2

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simplify xsqrt(28x^2)-4sqrt(63x^4)

simplify

x 28 x^{2} - 4 63 x^{4}

- 107 x^{2}

Solution steps

x 28 x^{2} - 4 63 x^{4}

x 28 x^{2} = 27 x^{2}

4 63 x^{4} = 127 x^{2}

= 27 x^{2} - 127 x^{2}

Add similar elements:

27 x^{2} - 127 x^{2} = - 107 x^{2}

= - 107 x^{2}

6 \times (- 7)

6 \times 10

\frac{1}{3} \times (- 9)

25 x^{2} + 25 x + 6

- 2 \frac{1}{5} \div \frac{- 3}{7}

What is xsqrt(28x^2)-4sqrt(63x^4) ?
The solution to xsqrt(28x^2)-4sqrt(63x^4) is -10sqrt(7)x^2