What is sqrt(7)(4sqrt(7)-2sqrt(3)) ?

The solution to sqrt(7)(4sqrt(7)-2sqrt(3)) is 28-2sqrt(21)

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Popular >

simplify sqrt(7)(4sqrt(7)-2sqrt(3))

simplify

7 (47 - 23)

28 - 221

Decimal Notation

18.83484 \dots

Solution steps

7 (47 - 23)

Apply the distributive law:

a (b - c) = ab - a c

7 (47 - 23) = 7 \cdot 47 - 7 \cdot 23

= 7 \cdot 47 - 7 \cdot 23

7 \cdot 47 - 7 \cdot 23 = 28 - 221

= 28 - 221

1 2^{- 3} \cdot 1 2^{10} \cdot 1 2^{0}

32 = x \frac{5}{4}

(x y^{- 6})^{2}

(x - 4)^{2} - 16 = 0

12 x - 9

What is sqrt(7)(4sqrt(7)-2sqrt(3)) ?
The solution to sqrt(7)(4sqrt(7)-2sqrt(3)) is 28-2sqrt(21)