Write a formula for the general term (the nth term) of the sequence. Then use the formula for an to find the twelfth term of the sequence.12, 28, 44, 60, . . .
A. an = 4n - 1; a12 = 47
B. an = 16n - 4; a12 = 188
C. an = 16n - 1; a12 = 191
D. an = 4n - 16; a12 = 32
Answer: B
Mathematics
You might also like to view...
Find the Taylor series generated by f at x = a.f(x) = 
, a = 6
A. 
B. 
C. 
D. 
Mathematics
Combine like terms.11x + x
A. 12x2 B. 11x + x C. 12x D. 11x2
Mathematics
Use the quotient rule to simplify. Assume all variables represent positive real numbers.
A. 
B. 
C. 25
D. 
Mathematics
Rotate the axes so that the new equation contains no xy-term. Discuss the new equation.31x2 + 10
xy + 21y2 -144 = 0
A. ? = 36.9°
+ 
= 1
ellipse
center at (0, 0)
major axis is x'-axis
vertices at (±3, 0)
B. ? = 45°
y'2 = -4
x'
parabola
vertex at (0, 0)
focus at (-
, 0)
C. ? = 45°
x'2 = -4
y'
parabola
vertex at (0, 0)
focus at (0, -
)
D. ? = 30°
+ 
= 1
ellipse
center at (0, 0)
major axis is y'-axis
vertices at (0, ±3)
Mathematics