What is the value of: 1/2^-2x^-3y^5 for x=2 and y=-4

a. 16

b. -4

c. -1/32

d. -16

15 there is a line that includes the point 0,10 and has a slope of 7/4. what is it’s equation in slope intercept form

What three-dimensional solid have 6 rectangular faces, 2 equal bases that are not rectangles and 18 edges

Assume that adults have iq scores that are normally distributed with a mean of mu equals 100 and a standard deviation sigma equals 20. find the probability that a randomly selected adult has an iq between 80 and 120.assume that adults have iq scores that are normally distributed with a mean of mu equals 100 and a standard deviation sigma equals 20. find the probability that a randomly selected adult has an iq between 80 and 120.