Evaluate the expression.5-4
A. -625
B. 
C. 625
D. 
Answer: B
Mathematics
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Solve the equation.2x2 - 7x - 9 = 0
A. x =
, -1
B. x = 
, 1
C. x = 
, -1
D. x = 
, 0
Mathematics
Find all the numbers for which the rational expression is defined.
A. x ? 2 and x ? -5 B. x ? 9 and x ? -9 C. x ? -2 and x ? 5 D. x ? 0
Mathematics
Rewrite the expression in terms of the given function or functions.csc x + tan2 x csc x; cos x and sin x
A. 
B. 
C. cos x - sin x
D. 
Mathematics
Decide whether the statement is true or false.The graph of the equation 
+ 
= 1 is an ellipse.
A. True B. False
Mathematics