Find a formula for a n for the arithmetic sequence if a 1 = 4 and d = 7.
a. a n = –7n + 11
b. a n = 7n – 3
c. a n = 7n + 3
d. a n = –7n + 3
b. a n = 7n – 3
Mathematics
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Find the slope of the graph and they y -intercept. Then sketch the graph for values of x between -10 and 10.y = 3x + 1
A. slope = 
; y intercept = (0, 1)
B. slope = 3; y intercept = (1, 0)
C. slope = 3; y intercept = (0, 1)
D. slope = 
; y intercept = (1, 0)
Mathematics
Perform the indicated operations.(7m + 4)2
A. 49m2 + 56m + 16 B. 49m2 + 16 C. 7m2 + 16 D. 7m2 + 56m + 16
Mathematics
Evaluate the integral.
A. 33 B. 63 C. 51 D. 45
Mathematics
Find the volume of the solid generated by revolving the region about the y-axis.The region in the first quadrant bounded on the left by the circle x2 + y2 = 16, on the right by the line 
, and above by the line y = 4
A. 
?
B. 64?
C. 16?
D. 
?
Mathematics