for which term of an AP is 70, if the first term is 120 and the common difference is -5
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8
Hey mate,
An = a + (n-1)d
70 = 120 + (n-1)-5
-50 = (n-1)-5
n-1 = 10
so, n =51
hope this helps you out!
An = a + (n-1)d
70 = 120 + (n-1)-5
-50 = (n-1)-5
n-1 = 10
so, n =51
hope this helps you out!
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3
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