Use x as the base variable. All others as x+(extra amount).
Determine if 9x2− 12x− 4 is a perfect square trinomial and factor.
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Answer:
I realize its probably not the largest readable font. If you are having trouble reading it, it is the square root of y; however, there is a tiny little 5 in the upper left corner to indicate a fifth root. So you would read it out as "the fifth root of y"
The rule I'm using is
and the more general rule we could use is
where m = 1. This rule helps convert from rational exponent form (aka fractional exponents) to radical form.