Begin by drawing a rough sketch to determine the number of real solutions for the equation y1 = y2. Then use an analytic method to confirm your answer. Give the solution set and any extraneous values that may occur.y1 = 
y2 = 2x
A. 
One real solution; 
; 
is extraneous.
B. 
Two real solutions; 
; no extraneous values
C. 
No real solutions; ?; no extraneous values
D. 
One real solution; {9}; no extraneous values
Answer: B
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Provide an appropriate response.The cost of a 4 × 4 × 8-cedar fence post went from $4.82 to $5.17. What was the rate of increase?
A. 6.8% B. 7.3% C. 107.3% D. 93.2%
Solve the system of equations.x - y - 5z = 1 y + 3z = 5x + y + z = 11
A. {(1, 5, 11)} B. {(x, y, z) ? x + y + z = 11} C. {(6, 5, 1)} D. ?
Suppose a slot machine has three independent wheels as shown in the figure.
?
Find the probability P(3 plum). Round your answer to four decimal places if necessary.
?
?
A. 0 B. 0.05 C. 0.0045 D. 0.002 E. 0.01
Perform the exponentiation. 
3
A. 
B. - 
C. 
D. - 