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mamaluj [8]
2 years ago
9

Simplify by using radical. Rationalize denominators. 2a^-1/2

Mathematics
1 answer:
ra1l [238]2 years ago
4 0

Answer:

\dfrac{2\sqrt{a}}{a}

Step-by-step explanation:

2a^{-\frac{1}{2}} =

= 2 \times \dfrac{1}{\sqrt{a}}

= 2 \times \dfrac{1}{\sqrt{a}} \times \dfrac{\sqrt{a}}{\sqrt{a}}

= \dfrac{2\sqrt{a}}{a}

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