Radicals and Exponents Flashcards
1
Q
When the base of an exponent without parentheses is negative…
A
Only the first number in the exponent multiplication is negative.
2
Q
When the base of an exponent inside a parentheses is negative…
A
The negative carries into every number in the exponent multiplication.
3
Q
Zero Exponents and First Degree Exponents
A
zero exponents (4^0) are equal to 1 first degree exponents are equal to the original #
4
Q
Describe the even-even-odd rule.
A
In the nth root of x^n:
if the index on the radical and the exponent on the x are both even (in this case, both are represented by x), and if the exponent that will occur on the x once the radical is eliminated is odd, then absolute values symbols are necessary, because the answer could also be negative, and square roots cannot be negative.
