Math, asked by Badmash11, 1 year ago

the first term of AP is 5. 100th term is -292 what is the value of 50th term

Answers

Answered by gaurav2013c
100
a = 5

T100 = - 292

=> a + 99d = - 292

=> 5 + 99d = - 292

=> 99d = - 297

=> d = - 3


T50 = a + 49d

= 5 + 49(-3)

= 5 - 147

= - 142

Badmash11: but the given answer is - 145 in my book
gaurav2013c: the answer in book maybe wrong
gaurav2013c: I think my answer Is correct
Badmash11: yes brother ur answer is correct. Thank u so much brO
Answered by Ayus2001
34
Hope this help you




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