Evaluate the expression for the given replacement values.4x + 7 for x = 9
A. 72
B. 29
C. 43
D. 11
Answer: C
Mathematics
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Name the curve with the given polar equation. If it is a conic, give its eccentricity.r = 3
A. Horizontal line passing through (0, 3) B. Vertical line passing through (3, 0) C. Circle with center at the origin and radius 3 D. Parabola with vertex at the origin and opening upward
Mathematics
Assume that the sequence converges and find its limit.a1 = 3, an + 1 = 
A. 8 B. 4 C. 2 D. 3
Mathematics
Calculate. Round to two decimal places if necessary.
A. 8 B. 22 C. 64 D. 9
Mathematics
Write as the sum and/or difference of logarithms. Express powers as factors.log4
A. 
log47 + 
log4x
B. 
log47x
C. log47 + 
log4x
D. log4
+ log4
Mathematics