Rewrite the radical as a rational exponent.. a. the fourth root of 7 to the fifth power. b. 7 to the 5 over 4 power. c. 720. 7. d. 7 to the 4 over 5 power

Can someone me do math because i am having a breakdown rn because i don’t get it

Evaluate the discriminant of each equation. tell how many solutions each equation has and whether the solutions are real or imaginary. x^2 - 4x - 5 = 0

Alcoa was $10.02 a share yesterday. today it is at $9.75 a share. if you own 50 shares, did ou have capital gain or loss ? how much of a gain or loss did you have ? express the capital gain/loss as a percent of the original price