Simplify the exponential expression using the rules for exponents.(2x7)(-2x3)
A. -4x21
B. -4x10
C. 4x10
D. 4x21
Answer: B
Mathematics
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Graph the circle.2y2 = 200 - 2x2
A. 
B. 
C. 
D. 
Mathematics
Calculate. Round to two decimal places if necessary.10
A. 220 B. 1,210 C. 21 D. 110
Mathematics
Perform the indicated operations.
? 
A. 
B. 
C. 1
D. 2x + 
x - 3
Mathematics
Sketch the graph of the pair of functions. Use a dashed line for g(x).f(x) = 
, g(x) = 
+ 3 
A. 
B. 
C. 
D. 
Mathematics