Predict the general, or nth term, an, of the sequence.-2, 8, -32, 128, . . .
A. -2(-4)n-1
B. -2(-4)n
C. -2 + (-4)n
D. -8n-1
Answer: A
Mathematics
You might also like to view...
Find possible value(s) of ? in the interval [0°, 360°) with the given trigonometric function value.sin ? = - 
A. 45°; 225° B. 45°; 315° C. 225°; 315° D. 135°; 225°
Mathematics
Solve the problem.A high school graduating class is made up of 445 students. There are 97 more girls than boys. How many boys are in the class?
A. 271 boys B. 445 boys C. 97 boys D. 174 boys
Mathematics
Find the LCD for the fractions in the list.
, 
A. 4a2 - 7 B. 4a(a - 7) C. 4a - 7 D. 4a2 - 28
Mathematics
Simplify.
A. 5 B. 3 C. 9 D. ±3
Mathematics