Graph the function. Show at least one period.y = 4 sin(-2x - ?)
A. 
B. 
C. 
D. 
Answer: B
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Translate the problem situation to a system of equations. Do not solve.The difference between two numbers is 16. Three times the smaller number plus the larger number is 48. What are the numbers?
A. x - y = 16; x + 3z = 48 B. x - y = 16; x + 3y = 48 C. x - y = 16; 3x + y = 48 D. x + y = 16; x + 3y = 48
Tell which set or sets each number belongs to: natural, whole, integer, rational, irrational, real.0
A. Real, whole, integer B. Real, rational, integer, whole, natural C. Real, rational, integer, whole D. Real, rational, integer, natural
Find the domain of f.f(x) = 
A. {x | x ? 1} B. {x | x ? 6, x ? -5} C. {x | x ? -1} D. {x | x ? -6, x ? 5}
Find the length of the third side of the right triangle. Give an exact answer and an approximation to three decimal places.
A. b = 
; b = 40.0
B. b = 
; b ? 14.422
C. b = 
; b ? 2.000
D. b = 
; b ? 8.944