Write a formula for the nth term of the infinite sequence. Do not use a recursion formula.2, 4, 8, 16, 32, . . .
A. an = 2n
B. an = 2n-1 + 1
C. an = 2n - 2
D. an = 2n
Answer: D
Mathematics
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Evaluate.P(8, 1)
A. 8 B. 40,320 C. 1 D. 0
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Solve the problem.Find all values of k so that the given points are 
units apart. (-5, 5), (k, 0)
A. 7 B. 3, 7 C. -3, -7 D. -7
Mathematics
Use the Pythagorean Theorem to solve the problem. Express the answer in radical form and simplify, if possible.A ladder that is 10 feet long is 6 feet from the base of a wall. How far up the wall does the ladder reach?
A. 8 ft
B. 2 ft
C. 2
ft
D. 64 ft
Mathematics
State the domain and range of the given function.f(x) = (x - 7)2 + 4
A. Domain: [ 7, ?) Range: [-4, ?) B. Domain: (-?, ?) Range: [4, ?) C. Domain: (-?, ?) Range: (-?, ?) D. Domain: [ 7, ?) Range: [4, ?)
Mathematics