Math, asked by mimogoswami7255, 1 year ago

if there are 60 terms in the ap 7,7+d,7+2d,.............152.find d

Answers

Answered by jatin1896

3

60 terms => n=60

last term = a + (60-1)d = 152

So, 7 + 59d = 152
59d = 145
d = 2.46

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