Find the exact value of the expression.cos (265° - 25°)
A. 
B. - 
C. - 
D. - 
Answer: C
Mathematics
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Use inductive reasoning to predict the next number in the sequence.4, -20, 100, -500, 2500
A. 4500 B. -12,500 C. -4500 D. 12,500
Mathematics
Rationalize the denominator. If any variables are present, assume that they represent nonnegative numbers, and assume that the denominator is not zero.
A. 
B. 
C. 
D. 
Mathematics
Solve the equation.
x = 5 + 
x
A. {150} B. {75} C. {-150} D. {-75}
Mathematics
Find the area, if it exists, of the region under the graph of y=f(x) and to the right of x=1.
?
?
A. 49 B. 50 C. 8 D. 7 E. does not exist
Mathematics