Question 20 of 25 Over what interval is the function in this graph decreasing?
0
10
A. 6 x 10
B. -10 5 XS-4
C. 25 X 36
D. -4X2

Which values for a and b will create infinitely many solutions for this system of equations? ax-y=8 2x+y=b

The long jump record, in feet, at a particular school can be modeled by f(x) = 19.6 + 2.5ln(x + 1) where x is the number of years since records began to be kept at the school. what is the record for the long jump 11 years after record started being kept? round your answer to the nearest tenth.

Complete the table for different values of x in the polynomial expression -7x2 + 32x + 240. then, determine the optimal price that the taco truck should sell its tacos for. assume whole dollar amounts for the tacos.