The sixth term of an A.P is half of its twelfth term. The first term of the A.P is equal to
a
zero
b
half of the common difference
c
double the common difference
d
the common difference
Explanation
Correct Option
dVideo Explanation
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Bobouche
10 years ago
6th term=1/2(12th term).... a+5d=a+11d/2........ Cross multiply. 2(a+5d)=a+11d........ 2a+10d=a+11d......collect lyk terms... 2a-a=11d-10d...... a=d...... So d 1st term iz equal 2 d common difference
