in an AP if the comman diffrence (d) = 4 and the 7th term (a7) is 4 then find the first term
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Hey!!!
Given,
d = 4
a7 = 4
Thus we know an = a + (n - 1)d
=> 4 = a + (7 - 1)4
=> 4 = a +24
=> Thus a = -20
Hope this helps
Given,
d = 4
a7 = 4
Thus we know an = a + (n - 1)d
=> 4 = a + (7 - 1)4
=> 4 = a +24
=> Thus a = -20
Hope this helps
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