Asked by temitope
The 14th term of cm AP is 96 while the 25th term is 173 from. (a)19th term (b)sum of 13th and 56th term (c)product of 6th and 13th term
Answers
Answered by
Anonymous
Google math is fun arithmetic sequence
a , a+d, a+ 2d , ..... a + (n-1) d
if n = 14
a + 13 d = 96
if n = 25
a + 24 d = 173
so
a - a + (13-24)d = 96-173
-11 d = - 77
d = 7 whew, whole number, the rest is easy :)
a , a+d, a+ 2d , ..... a + (n-1) d
if n = 14
a + 13 d = 96
if n = 25
a + 24 d = 173
so
a - a + (13-24)d = 96-173
-11 d = - 77
d = 7 whew, whole number, the rest is easy :)
Answered by
Joseph Duwor Jr
25
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