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Tresset [83]
3 years ago
15

Solve the following equation algebraically: x^2=20

Mathematics
1 answer:
Lelu [443]3 years ago
3 0
X² = 20
x = sqrt20
x = + or - 2root5

x = 2root5
x = -2root5

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Select the rational expression that is equivalent to the given expression below. 4 over x - 3
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Now, a rational expression is an algebraic expression in a rational for. If we apply the same to your problem. 4 over x-3 means 4 divided by x-3, or in mathematical notation: \frac{4}{x-3}. In this case, the numerator is 4, and the denominator is x-3.

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