asked 189k views
5 votes
Can anybody help me solve this pleaseeeeeee!!!!!!! I know you see this

Can anybody help me solve this pleaseeeeeee!!!!!!! I know you see this-example-1
asked
User EvilDuck
by
8.5k points

1 Answer

6 votes

The algebraic expression is given as,


\sqrt[]{8a^3b^(11)}

Consider the following law of exponents,


\begin{gathered} x^(m+n)=x^m\cdot x^n \\ x^(mn)=(x^m)^n \end{gathered}

Note that the variables lie under the square root operator. So the inner expression can be broken down to obtain the most number of terms in squared form,


\begin{gathered} =\sqrt[]{4\cdot2\cdot a^(2+1)\cdot b^(10+1)} \\ =\sqrt[]{2^2\cdot2\cdot a^2\cdot a\cdot b^(2\cdot5)\cdot b} \\ =\sqrt[]{2^2\cdot2\cdot a^2\cdot a\cdot(b^5)^2^{}\cdot b} \\ =\sqrt[]{2\cdot a\cdot(2ab^5)^2\cdot b} \\ =(2ab^5)\cdot\sqrt[]{2\cdot a\cdot b} \\ =2ab^5\cdot\sqrt[]{2ab} \end{gathered}

Thus, the simplified form of the expression is obtained using the law of exponents.

Since the simplified expression is mentioned in option B, it should be the correct choice.

answered
User Kkochanski
by
8.0k points

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