Mister Exam

Factor polynomial x^2-49

An expression to simplify:

The solution

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 2     
x  - 49
$$x^{2} - 49$$
x^2 - 49
Factorization [src]
(x + 7)*(x - 7)
$$\left(x - 7\right) \left(x + 7\right)$$
(x + 7)*(x - 7)
Numerical answer [src]
-49.0 + x^2
-49.0 + x^2
Combinatorics [src]
(-7 + x)*(7 + x)
$$\left(x - 7\right) \left(x + 7\right)$$
(-7 + x)*(7 + x)