Find the inner product for (3, 1, 4) x (2, 8, - 2) and state whether the vectors are perpendicular.

a. 6; no

b. 6; yes

c. 3; no

d. 3; yes

A recipe calls 4 1/5 cups of flour is needed if the recipe is double?

Find (f - g) (x). f (x) = - 3x + 2 g (x) = x3 a. x3 - 3x + 2 c. x3 + 3x - 2 b. -x3 - 3x + 2 d. x3

Jim paddles from one shore of a lake 3 miles wide at 4 mph, and John paddles from the opposite shore at 5 mph. How long will they travel before they meet? A. 20 minutes B. 27 minutes C. 3 hours D. 1 hour, 24 minutes my calculations lead me to A or C

The area of the base of a triangular pyramid is 42 square feet. the volume is 1,197 cubic feet. what is the height of the pyramid?

A marketing analyst randomly surveyed 150 adults from a certain city and asked which type of tooth paste they were currently using - Extra Whitening or Regular.

Find 25% of 204 How do I get it?

What is the median of the data set? 87, 98, 106, 82, 111, 120 a. 98 b. 102 c. 106 d. 94

Which fraction is equivalent to : 3/8 + 1/8

Why do we never accept the null hypothesis or the research hypothesis? (instead we either reject or fail to reject) ?

What is 9,632 rounded to the nearest thousand