Provide an appropriate response.True or false? i = -1
A. True
B. False
Answer: B
Mathematics
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Evaluate the expression.(-7)2
A. -14 B. -49 C. 14 D. 49
Mathematics
Graph the circle whose radius is r and whose center is (h, k). r = 
; (h, k) = (-2, 4)
A. 
B. 
C. 
D. 
Mathematics
Find the exact value of y, or state that y is undefined.y = cos-1 (4)
A. 4 B. 0 C. ? D. undefined
Mathematics
Represent the shaded area in the figure group with an improper fraction.
A. 
B. 
C. 
D. 
Mathematics