Compute the permutations and combinations. How many two-digit, positive integers can be formed from the digits 1, 3, 5, and 9, if no digit is repeated?

a. 12

b. 16

c. 24

Complete the indirect proof to show that two supplementary angles cannot both be obtuse angles. given: angle1 and angle2 are supplementary. prove: angle1 and angle2 cannot both be obtuse.

It takes 3 hours for Marty and Cora to weed a garden. How long will it take this 6 people to weed the same garden if they all work together the same constant rate? Explain.

Angela uses squares to find the area of a rectangle ... she's uses 12 squares to cover it. what is the area of the rectangle in square units?

A spinner with 9 equally sized slices is shown below. The dial is spun and stops on a slice at random. What are the odds in favor of landing on a white slice?

How do you add matrixs

What is the absolute value of - 4 minus the square root of 2i

A water tank in the shape of an inverted cone has height 11 feet and radius 5 feet. find the volume of the water in the tank when the water is 6 feet deep

Find the area of an equilateral triangle with an apothem of 4in.

Which statement is true about the value of 1612 15 15/> 6 0 161 < 6 O 161 is the distance between 0 and 6, and the distance is always positive regardless of direction. O 161 is the distance between 6 and 0, and the distance is negative from 6 to 0

What factor is used to convert feet per minute into miles per minute