Find the average rate of change for the function between the given values.f(x) = -3x2 - x; from 5 to 6
A. - 
B. -2
C. -34
D. 
Answer: C
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Find the derivative.
A. 
B. 
C. ex7+1
D. ex+1
Provide an appropriate response. Two forces with magnitude of 2,000 pounds and 900 pounds act on a machine part at 105° and 30°, respectively. Find the direction and magnitude of the resultant of these two forces.
A. ,900 pounds at 83.7° B. 2,900 pounds at 135° C. 1,100 pounds at 75° D. 2,396.2 pounds at 83.7°
Write a proportion that models the situation described. Then, solve the proportion for x.If 3.5 ounces of oil are to be added to 17.5 gallons of gasoline, then x ounces of oil should be added to 39.5 gallons of gasoline.
A. 
= 
; x = 7.9 ounces
B. 
= 
; x = 7.8 ounces
C. 
= 
; x = 197.5 ounces
D. 
= 
; x = 8.1 ounces
Divide to find the exact answer. Express the answer as a whole or mixed number when possible and simplify.3
÷ 2
A. 1
B. 1
C. 2
D. 1