if common difference of an AP is 3 then find tha value of a15 -a17? simplify it
Answers
Step-by-step explanation:
identify the prepositions in these sentences and state their kind.
1. The man who stood at the corner of the road held a banner in his hand
2. Be careful of the pine trees which have withered branches.
3. Ruchir was standing behind Sion when the wall
collapsed
4. Henry realised that the cloaked stranger was walking
towards him
5. The walk down the hill was fun.
6. I have not met him since February
7. The winter vacation begins on 20 December
8. The coffee shop around the corner is the best I have ever
visited
9. There are many crocodiles in this lake.
10. We had reached before the others as we had taken another route.f stv drb dev sfv xvccccvkookmmvc cfvcc comteh frugryr vvbvgvctdc v vgh ch gn gh csj bjj
Answer:
-6
Step-by-step explanation:
Given
d=3
a15 =a+(n-1)*d=a+(15-1)*d=a-14d
a-17=a+(n-1)*d=a+(17-1)d=a+16d
Therefore
a15-a17=a+14d-(a+16d)=a+14d-a-16d=-2d=-2*3=-6
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