Find the first term and the common difference.$6, $9, $12, $15, . . .
A. a1 = $6, d =$9
B. a1 = $6, d =$3
C. a1 = $6, d =$6
D. a1 = $6, d = $3
Answer: D
Mathematics
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Find the equation of the line that has the given slope and passes through the given point.m = -2, (-2, -8)
A. y = -2x + 12 B. y = -2x - 12 C. x = -2y - 12 D. x = -2y + 12
Mathematics
Perform the indicated operation. Assume that all variables are nonnegative.
? 
A. 42
B. 
C. 
D. 
Mathematics
Factor completely.25s2 - 9t4
A. Prime B. (5s + 3t2)2 C. (5s + 3t2)(5s - 3t2) D. (5s - 3t2)2
Mathematics
Simplify the expression.
+ 
A. m - 2
B. m - 3
C. 
D. m + 2
Mathematics