The 11nth term of an AP-5, -5/2, 0, 5/2... is?
Answers
Answered by
0
Answer:
20
Step-by-step explanation:
a1=-5
a2=-5/2
d=a2-a1
d=5/2
a=-5
a11=a+10d
=-5+10*5/2
=-5+25
=20
Answered by
0
Answer: 20
Step-by-step explanation:
a= -5 , d= 5÷2 , n=11
a11= a+10d
a11= -5+10(5÷2)
a11= -5+25
a11= 20
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