Which of these statements are true about radicals exponents? 1. The nth of a can be written as and as
2. The notation a1/2 is rational exponent notation for the square root of a

3.
4. The notation is radical notation for the square root of a

5.

What is the 12th term of b(n)=-4-2(n-1)

In the following diagram it is given that dec,ab || dc, ad || eb, and ad is congruent to bc. a)why isn't abc a parallelogram even though it has a pair of parallel sides and a pair of congruent sides b)explain why be must be congruent to bc. further explain what type of triangle this makes triangle abc and what it tells you about angle 1 and angle 2c) finally why must angle 3 be congruent to angle 1? further, explain why we know that angle 3 is congruent to angle 2

An 18% discount on a watch saved a shopper $72. find the price of the watch before the discount