Apply the properties of exponents to verify that each statement is an identity.
1/(3n)^2 ∙(4^n)/3 = (1/3) (2/3)^2n for integer values of n

Astudent draws two parabolas on graph paper. both parabolas cross the x-axis at (-4, 0) and (6,0). the y-intercept of thefirst parabola is (0, –12). the y-intercept of the second parabola is (0-24). what is the positive difference between the avalues for the two functions that describe the parabolas? write your answer as a decimal rounded to the nearest tenth.

Astore has clearance items that have been marked down by 60%. they are having a sale, advertising an additional 55% off clearance items. what percent of the original price do you end up paying?

How long must $542 be invested at a rate of 7% to earn $303.52 in interest? in a easier way