Omrayer
Lake Schools
C19-FL-1200310-Algebra 1 Q4 Part A
English
V
MADISON WA
10
The graph of the function f(x) = (x - 3)(x + 1) is shown.
Which describes all of the values for which the graph is
positive and decreasing?
o
all real values of x where x <-1
all real values of x where x <1
all real values of x where 1 all real values of x where x>3
do
-10
8
6
4
-2
4
6
8
10
x
+
+
71
+
+
+

The temperature of chicken soup is 192.7°f. as it cools, the temperature of the soup decreases 2.3°f per minute. what is the temperature in degrees fahrenheit of the soup after 25 minutes? a. 27.3°f b. 57.5°f c. 135.2°f d. 250.2°f

The position of a moving particle is given by the position function: f(t)=-9t-t^2-0.2t^3+0.1t^4 0 a. at what time does the particle reverse direction? b. when is the displacement positive? (round one decimal place and answer in interval notation) c. when is the displacement negative? (round one decimal place and answer in interval notation) d. when is the particle’s acceleration positive? (round one decimal place and answer in interval notation) e. when is the particle’s acceleration negative? (round one decimal place and answer in interval notation)

Which equation shows the variable terms isolated on one side and the constant terms isolated on the other side for the equation -1/2x+3=4-1/4x? a. -1/4x=1 b. -3/4x=1 c. 7=1/4x d. 7=3/4x