Solve (2 sqrt(8)) - sqrt(8)

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Example problems

Type your math problem... (2 sqrt(8)) - sqrt(8)

Question

Calculate the value

22

Alternative Form

\approx 2.828427

Evaluate

(28) - 8

Simplify the root

More Steps

Evaluate

8

Write the expression as a product where the root of one of the factors can be evaluated

4 \times 2

Write the number in exponential form with the base of 2

2^{2} \times 2

The root of a product is equal to the product of the roots of each factor

2^{2} \times 2

Reduce the index of the radical and exponent with 2

22

(2 \times 22) - 8

Multiply the terms

42 - 8

Simplify the root

More Steps

Evaluate

8

Write the expression as a product where the root of one of the factors can be evaluated

4 \times 2

Write the number in exponential form with the base of 2

2^{2} \times 2

The root of a product is equal to the product of the roots of each factor

2^{2} \times 2

Reduce the index of the radical and exponent with 2

22

42 - 22

Collect like terms by calculating the sum or difference of their coefficients

(4 - 2) 2

Solution

22

Alternative Form

\approx 2.828427

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