Find the nth term an of the geometric sequence.-4, -12, -36, -108, -324, . . .
A. an = (-4)(3)n-1
B. an = (-4)(3n)
C. an = a1 + 3n
D. an = (-4)(3)n
Answer: A
Mathematics
You might also like to view...
Multiply.-6(2)(-2)(2)
A. 48 B. -4 C. -48 D. 4
Mathematics
Multiply, and then simplify if possible. Assume all variables represent positive real numbers.6
(
+ 
)
A. 6
+ 7
B. 6
+ 7
C. 6
+ 42
D. 42
+ 42
Mathematics
Expand the binomial.(x - y)5
A. x5 - 5x4y + 10x3y2 - 10x2y3 + 5xy4 - y5 B. x5 - y5 C. x5 + 5x4y + 10x3y2 + 10x2y3 + 5xy4 + y5 D. -x5 + 5x4y - 10x3y2 + 10x2y3 - 5xy4 + y5
Mathematics
Decide whether the relation defines a function.{(-3, -6), (-2, 5), (2, 1), (5, -7)}
A. Function B. Not a function
Mathematics