Solve 3x^2-49=0

Answer 1

3x^2 - 49 = 0.

3x^2 = 49
x^2 = 49/3
Take sqrt of both sides:
X = 7/sqrt3
Multiply denominator and numerator by
sqrt3:

X = 7sqrt3/(sqrt3)(sqrt3)
X = 7*sqrt3 / 3 = +- 4.04.

Note: sqrt means Square root.

X = 4.04.