Asked by Dhrishti
If sum of three consecutive term of A.P. is 48 and product of first and third is 252 then find d?
Answers
Answered by
Steve
3/2 (2a + 2d) = 48
(a)(a+2d) = 252
a = 16-d, so
(16-d)(16-d + 2d) = 252
Now just solve for d
(a)(a+2d) = 252
a = 16-d, so
(16-d)(16-d + 2d) = 252
Now just solve for d
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