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Simplify:

(X^6)^1/2 = x^3

1000000^1/6 I don't know this one

(64n^12)^-1/6 = 1/0.5n^2

(9n^4)^1/2. = 3n^2

36^3/2 = my answer is 2 in the index of the aware root of 36^3

343^-4/3 I don't know this one

Thanks

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Square root**

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1000000 = 10^6, so (10^6)^1/6 = 10

(64n^12)^-1/6 = 1/2 n^2
64^-1/6 = 1/64^1/6 = 1/2, not 1/.5

36^3/2 = (36^1/2)^3 = 6^3 = 216

343 = 7^3, so you have
1/7^4 = 1/2401

The others are ok

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K thank u

• Math check my answers -

A rectangle measures 12 cm by 10.5 cm. what is the greatest possible error for each measurement?
a.
0.12 cm, 0.105 cm
c.
0.5 cm, 0.05 cm
b.
6 cm, 5.25 cm
d.
0.05 cm, 0.005 cm

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