Find the 81th term of an arithmetic sequence whose first three terms are -9, -5, and -1.
?
A. 311
B. 307
C. 315
D. 320
E. 324
Answer: A
Mathematics
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Convert to an exponential equation.log7 49 = 2
A. 749 = 2 B. 492 = 7 C. 27 = 49 D. 72 = 49
Mathematics
Solve the equation.
- 
= 0
A. ? B. {6} C. {24, 6} D. {-5, 6}
Mathematics
Use the given information about the polynomial function f(x) to write its complete factored form.Degree 4; zeros: 
, 5, -2, 
; leading coefficient = 1
A. f(x) = 
(x - 5)(x - 2)
B. f(x) = 
(x - 5)(x + 2)
C. f(x) = 
(x + 5)(x + 2)
D. f(x) = 
(x + 5)(x - 2)
Mathematics
Use the Factor Theorem to determine whether x - c is a factor of f(x).f(x) = x4 - 45x2 - 196; x - 7
A. Yes B. No
Mathematics