2. The common difference of the sequence 3,13/4,7/2,15/4...is_____
A.1/4
B.3/3
C.5/2
D.4
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2. The common difference of the sequence 3,13/4,7/2,15/4...is_____
A.1/4
B.3/3
C.5/2
D.4
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Answer:
A
Step-by-step explanation:
Formula: An = A1+(n-1)d
solution:
An= 15/4
A1= 3
n = 4
An = A1+(n-1)d
15/4 = 3+(4-1)d
15/4 = 3+3d
15/4-3 = 3d
3/4=3d
1/4 = d