What is the answer to |x^2-49|=0 ?

The answer to |x^2-49|=0 is x=-7\lor x=7

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|x^2-49|=0

x^{2} - 49 = 0

x = - 7 or x = 7

Solution steps

x^{2} - 49 = 0

Apply absolute rule: If

∣ u ∣ = 0

then

u = 0

x^{2} - 49 = 0

x^{2} - 49 = 0 : x = 7, x = - 7

x = - 7 or x = 7

6 - 5 < 5 - 2

3 r^{2} + 18 r = 21

\frac{10}{10}

\frac{3}{6} \cdot \frac{1}{6}

(\frac{a ^{3}}{2 b ^{5}})^{4}