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Popular >

sqrt(x^2+9)=5

Solution

x^{2} + 9 = 5

Solution

x = 4, x = - 4

Solution steps

x^{2} + 9 = 5

Square both sides:

x^{2} + 9 = 25

x^{2} + 9 = 25

Solve

x^{2} + 9 = 25 : x = 4, x = - 4

x = 4, x = - 4

Verify Solutions:

x = 4

True

, x = - 4

True

The solutions are

x = 4, x = - 4

Popular Examples

sqrt(4x^2-5x+50)=2x

4 x^{2} - 5 x + 50 = 2 x

x + 7 = 6

sqrt(11+8x)+1=sqrt(9+4x)

11 + 8 x + 1 = 9 + 4 x

sqrt(7x+25)=x+1

7 x + 25 = x + 1

sqrt(49-6x)=x-9

49 - 6 x = x - 9

Frequently Asked Questions (FAQ)

What is the answer to sqrt(x^2+9)=5 ?
The answer to sqrt(x^2+9)=5 is x=4,x=-4
Solve for x: sqrt(x^2+9)=5
The solution is x=4,x=-4