Find the indicated term of the geometric sequence.a1 = 3, r = -1; Find a4.
A. a4 = -27
B. a4 = -3
C. a4 = 0
D. a4 = 3
Answer: B
Mathematics
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Find the greatest common divisor of the number by the method of intersection of sets of divisors.1562, 101,250, and 6750
A. 5 B. 4 C. 12 D. 2
Mathematics
Graph the function.
A. 
B. 
C. 
D. 
Mathematics
Solve the problem.What is the y-intercept of y = sin x?
A. 0
B. 
C. 1
D. ?
Mathematics
Determine whether the pair of lines is parallel, perpendicular, or neither.y = 1 - 0.5x y = - 
x - 1
A. Parallel B. Perpendicular C. Neither
Mathematics