Graph the function f by starting with the graph of y = x2 and using transformations (shifting, compressing, stretching, and/or reflection).f(x) = 
x2 + 
x - 1 
A. 
B. 
C. 
D. 
Answer: B
Mathematics
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Find the LCD for the given rational expressions.
, 
, 
A. 6r(r + 5)2 B. 6(r + 5)2 C. r(r + 5)2 D. 6(r + 5)
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Find the probability.If you are dealt two cards successively (without replacement) from a standard 52-card deck, find the probability of getting two black cards.
A. 
B. 
C. 
D. 
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In a bandpass filter, the lower cut-off frequency, fr, is best described by:
a. CN ÄÄÄÄ 2ãC2 b. ÚÄÄÄÄÄÄÄ ûf1 ú f2 c. 1 ÄÄÄÄÄÄÄ 2ãRTHC1
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Find all specified roots.Square roots of i
A. -i, i
B. -1, 1
C. 
- 
i, - 
+ 
i
D. 
+ 
i, - 
- 
i
Mathematics