Find the determinant of the given matrix.

[5 4][8 - 2] =

A.-42

B.-22

C. 22

D. 42

The average length a white-beaked dolphin is about 111 inches. What is the length in feet and inches? SHOW YOUR WORK

3 times the difference of 4 and a number

If you had a brother that was ten years five years ago how old will he be in 15 years?

Graph - 6/7 on a number line

Morton has a house with a market value of $195,400. If the assessment rate is 35 percent, and the tax rate per $100 is $2.90. If Morton has a monthly house payment of $478.90, what will be his combined monthly payment with tax? $1,299.41 $1,983.

Decide if the statement is true or false. Give an explanation for your answer. Let f (x) = [x], the largest integer less than or equal to x. Then f' (x) = 0, so f (x) is constant by the Constant Function Theorem. a. True.

Create an expression without parentheses that is equivalent to 4 (6x+x).

A store sells new video games for $55 each. Used video games sell for $12 each. Jacob is buying 3 new video games and X used video games. Which equation can be used to find y, the total price Jacob must pay in dollars.

Find the average rate of change from x = 10 to x = 17 for the function f (x) = 0.01 (2) ^x and select the correct answer below. A) 10.24 B) 185.78 C) 1300.48 D) 1310.72

Perform the indicated operation - 3+14=?