Solve the inequality.x + 9 ? x - 5
A. 
B. 
C. ?
D. (-?, ?)
Answer: D
Mathematics
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Answer the following question involving a conversion within the USCS system.A boat is moving at 48 miles per hour. What is its speed in knots (nautical miles per hour)?
A. 55.2 knots B. 57.2 knots C. 41.7 knots D. 39.7 knots
Mathematics
Multiply and simplify. Assume that all variables in a radicand represent positive real numbers.
? 
A. 3x9y3
B. 3x9y3
C. 3x8y3
D. 3x9y3
Mathematics
Find the term that should be added to the expression to form a perfect square trinomial. Write the resulting perfect square trinomial in factored form.x2 - 
x
A. - 
x; 
2
B. 
; 
2
C. 
; 
2
D. 9; 
2
Mathematics
Graph the function.y = sin ?x
A. 
B. 
C. 
D. 
Mathematics