Find a formula for an ?for the arithmetic sequence.
?
a1 = 0, d = - 
?
A. an ?= 
n -
B. an ?= - 
n -
C. an ?= - 
n +
D. an ?= 
n +
E. an ?= - 
n +
Answer: C
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Write a quadratic equation in standard form with the given solution set.
A. 18x2 + 5x + 33 = 0 B. 18x2 - 33x + 5 = 0 C. 18x2 + 33x + 5 = 0 D. 18x2 - 5x + 33 = 0
Use the quotient rule to simplify.
A. x2y
B. xy
C. xy2
D. xy2
Use the information given in the table to solve the problem.The table gives the value of a 1957 Chevy BelAire in #2 condition for selected years.
Use the concept of an average or mean to estimate the value of a 1957 ChevyBelAire in #2 condition in 1985.
A. $ 10,244.28 B. $ 10,268.00 C. $ 10,279.07 D. $ 10,272.23
Solve the problem.A mechanic uses an average 
gallon gear lube to service each tractor differential. Find the number of tractors that can be serviced with 16 gallons of gear lube.
A. 20 tractors
B. 12
tractors
C. 4 tractors
D. 64 tractors