What is (-8sqrt(140))/(2sqrt(5)) ?

The solution to (-8sqrt(140))/(2sqrt(5)) is -8sqrt(7)

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simplify (-8sqrt(140))/(2sqrt(5))

simplify

\frac{- 8 140}{2 5}

- 87

Decimal Notation

- 21.16601 \dots

Solution steps

\frac{- 8 140}{2 5}

Factor the number:

8 = 2 \cdot 4

= \frac{- 2 \cdot 4 140}{2 5}

Cancel the common factor:

2

= \frac{- 4 140}{5}

Factor

140 : 528

= \frac{- 4 5 28}{5}

Cancel the common factor:

5

= - 428

- 428 = - 87

= - 87

5 x^{2} - 2 x - 7 = 0

8 a x - 56 a

X^{2} = 25

7 \cdot 21

12 m^{2} + 11 m = 15

What is (-8sqrt(140))/(2sqrt(5)) ?
The solution to (-8sqrt(140))/(2sqrt(5)) is -8sqrt(7)