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galben [10]
2 years ago
8

Is the number -9/20 a rational number

Mathematics
1 answer:
Maslowich2 years ago
5 0
I believe it is a rational number
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Elanso [62]

Replace the x in 7x by (3x + 1):-

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3 0
3 years ago
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Evaluate this exponential expression.
Levart [38]

Answer:

(-27)^\dfrac{2}{3} = 9

Step-by-step explanation:

Given that,

Asn expression : (-27)^\dfrac{2}{3}

We need to evaluate the above expression.

We know that, (-3)^3=-27

So,

(-27)^\dfrac{2}{3}=(-3)^{3\times \dfrac{2}{3}}

or

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olga nikolaevna [1]

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