Find the general term of the arithmetic sequence.-1, -3, -5, -7, -9, . . .
A. an = 2n - 1
B. an = 1 - 2n
C. an = -1 - 2n
D. an = -3 - 2n
Answer: B
Mathematics
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Use implicit differentiation to find dy/dx.xy + x = 2
A. 
B. - 
C. 
D. - 
Mathematics
Solve the problem.y varies directly as z and y = 306 when z = 18. Find y when z is 19.
A. 324 B. 289 C. 323 D. 361
Mathematics
Use the rational zeros theorem to determine the potential rational zeros of the polynomial function. Do not find the zeros.f(x) = x5 - 5x2 + 2x + 21
A. ± 1, ± 7, ± 3, ± 21
B. ± 1, ± 
, ± 
, ± 
C. ± 1, ± 7, ± 3
D. ± 1, ± 
, ± 
, ± 
, ± 7, ± 3, ± 21
Mathematics
Simplify. Leave your answer in exponent form.(4a)2
A. 8a B. 8a2 C. 16a D. 16a2
Mathematics