in an A. P if a=2 and t5=12 find t2, t3 ,t4
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Answered by
2
Answer:
a=2
12=a+(5-1)d
12=2+4×d
10/4=d
5/2=d
T2=2+5/2=9/2
T3=9/2+5/2=7
T4=7+5/2=19/2
Answered by
2
Step-by-step explanation:
a=2
t5=12
solution:-
tn =a+(n-1)d
t5=2+(5-1)d
12=2+4d
12-2=4d
10=4d
10/4=d
d=2.5
t2=t1+d
=2+2.5
=4.5
t3=t2+d
=4.5+2.5
=7
t4=t3+d
=7+2.5
=9.5
hopes this will help u ^_^
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