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Popular >

simplify 7sqrt(20)

Solution

simplify

720

Solution

145

+1

Decimal Notation

31.30495 \dots

Solution steps

720

Prime factorization of

20 : 2^{2} \cdot 5

= 7 2^{2} \cdot 5

Apply radical rule:

ab = a b, a \geq 0, b \geq 0

2^{2} \cdot 5 = 2^{2} 5

= 7 2^{2} 5

Apply radical rule:

a^{2} = a, a \geq 0

2^{2} = 2

= 7 \cdot 25

Multiply the numbers:

7 \cdot 2 = 14

= 145

Popular Examples

- 2 x + 3 = 7

-8x>-32\land x+8>6

- 8 x > - 32 and x + 8 > 6

(x+10)(x-4)=(x+2)^2

(x + 10) (x - 4) = (x + 2)^{2}

factor 8p^2r^2-24pr^3+16pr factor

8 p^{2} r^{2} - 24 p r^{3} + 16 p r

factor 81-c^2 factor

81 - c^{2}

Frequently Asked Questions (FAQ)

What is 7sqrt(20) ?
The solution to 7sqrt(20) is 14sqrt(5)