Find the nth, or general, term.5, 25, 125, . . .
A. 5n+1 - 20
B. 5 + 20(n - 1)
C. 5n
D. 5n-1 + 4
Answer: C
Mathematics
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Solve the system by graphing. If there is no solution or an infinite number of solutions, so state. Use set notation to express the solution set.
A. {(-5, 0)}
B. infinitely many solutions; {
y = -5} or {
y = 0}
C. {(0, -5)}
D. no solution; ?
Mathematics
Find the indicated composite for the pair of functions.f(x) = 4x2 + 2x + 7; g(x) = 2x - 3Find (g?f)(x).
A. 4x2 + 4x + 11 B. 8x2 + 4x + 11 C. 8x2 + 4x + 17 D. 4x2 + 2x + 4
Mathematics
Solve the problem.Find the least squares line for the points 
A. y = - 8 + 6x B. y = - 8 - 6x C. y = - 8 + 2x D. y = - 8 - 2x
Mathematics
Solve the system. x + 3y + 2z = 11 4y + 9z = -12x + 7y + 11z = -11
A. (0, 3, 1) B. (7, -1, -1) C. (1, 6, -4) D. No solution
Mathematics