Solve.2-x = 
A. 
B. {-3}
C. {3}
D. 
Answer: C
Mathematics
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Sketch the graph of a function y = f(x) that satisfies the given conditions.f(0) = 0, 
f(x) = 0, 
f(x) = -?,
f(x) = -?, 
f(x) = ?, 
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Mathematics
Find the probability of the event.When a single card is drawn from an ordinary 52-card deck, find the probability of getting a black 7.
A. 
B. 
C. 
D. 
Mathematics
Find the quotient.
A. 
B. x + 7
C. x + 6 + 
D. x + 6 - 
Mathematics
Solve.A $270 camera is on sale at 25% off. Find the discount.
A. $202.50 B. $67.50 C. $263.25 D. $6.75
Mathematics