Write the first five terms of the arithmetic sequence with the given values.a1 = 21, d = -5
A. 0, 21, 16, 11, 6
B. 25, 19, 13, 7, 1
C. 21, 16, 11, 6, 1
D. -21, -16, -11, -6, -1
Answer: C
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Solve the problem.The circle graph shows the fraction of books read by students in grades one through five. What fraction of books was read by students in fourth and third grades combined?
A. 
of books
B. 
of books
C. 
of books
D. 
of books
If y varies inversely as x, write a general formula to describe the variation.y = 40 when x = 
A. y = 200x
B. y = 
C. y = 
D. y = 
For the functions f(x) and g(x), determine the domain of (f ? g)(x) (the product of f and g).f(x) = 3x + 
, g(x) = 1 - x2
A. {x ? x is a real number} B. {x ? x is a real number and x ? -4} C. {x ? x is a real number and x ? 4} D. {x ? x is a real number and x ? 1}
Solve the equation.
+ 
= 
A. {8, 0} B. {1, 0} C. {-8, 0} D. {-1, 0}