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Need help!! I don’t know the answer in red. It's not 2.

Need help!! I don’t know the answer in red. It's not 2.-example-1
User Brijesh
by
4.8k points

1 Answer

5 votes

Answer: a=-8 and b=-2

Explanation:

What is simple form of
\sqrt[3]{x^(10) }

=
\sqrt[3]{(x^(9))(x) }

Now, When x = -2

Comparing
a\sqrt[3]{b} with
x^(3)\sqrt[3]{x}

We get,


a = x^(3)


a = -8

Now,
b = x = -2

User Shih
by
5.0k points