What are the solutions to the equation x^2=21 ?

The solutions to the equation x^2=21 are x=sqrt(21),x=-sqrt(21)

Find the zeros of x^2=21

The zeros of x^2=21 are x=sqrt(21),x=-sqrt(21)

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Popular >

x^{2} = 21

x = 21, x = - 21

Decimal Notation

x = 4.58257 \dots, x = - 4.58257 \dots

Solution steps

x^{2} = 21

For

x^{2} = f (a)

the solutions are

x = f (a), - f (a)

x = 21, x = - 21

- 8 < 2 - 5 n \leq 11

\frac{1}{3} \cdot \frac{1}{9}

b^{2} + 9 b + 18

(8 y^{3})^{- \frac{2}{3}}

\frac{1}{4} x^{2} + 2 x + 1 = 0

What are the solutions to the equation x^2=21 ?
The solutions to the equation x^2=21 are x=sqrt(21),x=-sqrt(21)
Find the zeros of x^2=21
The zeros of x^2=21 are x=sqrt(21),x=-sqrt(21)