Which of these is the statement of the zero product rule?
o
a. if a·b = 0, then either a = 0 or b = 0, but not both.
o
b. if a. b = 0, then a = 0.
o
c. if a·b = 0, then a = 0 and b = 0.
o
d. if a. b = 0, then either a = 0 or b = 0, or both.

Lems1. the following data set represents the scores on intelligence quotient(iq) examinations of 40 sixth-grade students at a particular school: 114, 122, 103, 118, 99, 105, 134, 125, 117, 106, 109, 104, 111, 127,133, 111, 117, 103, 120, 98, 100, 130, 141, 119, 128, 106, 109, 115,113, 121, 100, 130, 125, 117, 119, 113, 104, 108, 110, 102(a) present this data set in a frequency histogram.(b) which class interval contains the greatest number of data values? (c) is there a roughly equal number of data in each class interval? (d) does the histogram appear to be approximately symmetric? if so,about which interval is it approximately symmetric?

The interior angles formed by the side of a hexagon have measures of them up to 720° what is the measure of angle a

When a valve is open 281 gallons of water go through it in one hour the number of gallons that would go through in 94 hours is