A recursion formula and the initial term(s) of a sequence are given. Write out the first five terms of the sequence.a1 = 6, an+1 = 
A. 6, - 
, -6, 
, 6
B. 6, 
, -6, - 
, 6
C. -6, 
, 6, - 
, -6
D. 6, - 
, 6, - 
, 6
Answer: B
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Provide an appropriate response.Is f continuous at f(0)? 
A. Yes B. No
Find the missing length to the nearest tenth.
A. b = 25.0 m B. b = 24.0 m C. b = 20.0 m D. b = 17.5 m
Find the vertex, focus, and directrix of the parabola with the given equation.(x + 4)2 = -16(y + 3)
A. vertex: (4, 3) focus: (4, -1) directrix: y = 7 B. vertex: (-4, -3) focus: (-4, -7) directrix: y = 1 C. vertex: (-3, -4) focus: (-3, -8) directrix: y = 0 D. vertex: (-4, -3) focus: (-4, 1) directrix: x = -7
Solve the problem.A parallelogram has sides of length 
and 
If the longer diagonal has a length of 
what is the angle opposite this diagonal? Give your answer to the nearest tenth of a degree.
A. 95.0° B. 62.9° C. 28.2° D. 66.3°