What is the cube root of 64i

a) 4 cis 30 degrees, 4 cis 150 degrees, 4 cis 270 degrees

b) 4 cis 60 degrees, 4 cis 180 degrees, 4 cis 300 degrees

c) 1, -1, -i

d) 4 cis 0 degrees, 4 cis 120 degrees, 4 cis 240 degrees

Beth took out a $20,000 loan for college she is borrowing money from two banks. bank a charges an interest rate of 8.5% bank b charges and interest rate of 10.5% after one year alice owes $1860 in interest how much money did she borrow from bank a

21 type the correct answer in the box. use numerals instead of words. if necessary, use / for the fraction bar. the solution set of n2 - 14n = -45 is { (separate the solutions with a comma)

Circle a has a diameter of 7 inches, a circumference of 21.98 inches, and an area of 38.465 square inches. the diameter of circle b is 6 inches, the circumference is 18.84 inches, and the area is 28.26 square inches. part a: using the formula for circumference, solve for the value of pi for each circle. (4 points) part b: use the formula for area and solve for the value of pi for each circle. (4 points)