Let A= {1,2,3,4}
Which of the following sets are equal to A?
a. {2,3,1,4}
b. {4,1,3,2}
c. {0,1,2,3,4}
a. a and b
b. a, b, and c
c. b
d. a
e. a and c
a. a and b
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Use the formula for the sum of the first n terms of a geometric sequence to evaluate the sum.
A. 
B. 
C. 
D. 
Find the mean, median, mode, and midrange for the given data. Round to the nearest tenth if necessary.
A. mean = 23.7, median = 22.4, mode = 27.5, midrange = 6.7 B. mean = 23.2, median = 22.4, mode = 22.4, midrange = 6.7 C. mean = 23.2, median = 22.4, mode = 22.4, midrange = 24.15 D. mean = 23.2, median = 24.8, mode = 22.4, midrange = 24.15
Answer the question appropriately.Given a right triangle ABC, explain how to construct an altitude from vertex A.
What will be an ideal response?
Factor the polynomial.x2 + 49
A. (x - 7)2 B. (x + 7)2 C. (x + 7)(x - 7) D. prime