Rewrite the expression as a sum of terms, where each term is in the form k\cdot a^nk⋅a
n
k, dot, a, start superscript, n, end superscript.
\sqrt a\left(2a^2-\dfrac4a\right)=
a
(2a
2
−
a
4
)=

Step-by-step explanation:

It looks like you want to expand the expression ...

Use the distributive property and rules of exponents.

_____

The relevant rules of exponents are ...

  √a = a^(1/2)

  1/a = a^-1

  (a^b)(a^c) = a^(b+c)

answer: i think it's a

step-by-step explanation: