What are the solutions to the equation x^2=400 ?

The solutions to the equation x^2=400 are x=20,x=-20

Find the zeros of x^2=400

The zeros of x^2=400 are x=20,x=-20

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x^{2} = 400

x = 20, x = - 20

Solution steps

x^{2} = 400

For

x^{2} = f (a)

the solutions are

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

x = 400, x = - 400

400 = 20

- 400 = - 20

x = 20, x = - 20

125 + a^{3}

x^{2} - 4 x = - 4

2 x + 9 = 0

- 4 (z + 3) = - 8

15 = - 5 x + 10

What are the solutions to the equation x^2=400 ?
The solutions to the equation x^2=400 are x=20,x=-20
Find the zeros of x^2=400
The zeros of x^2=400 are x=20,x=-20