A few days ago
Anonymous

Arithmetic Progressions help!?

For what value of ‘n’, are the nth terms of two APs: 63, 65, 67… and AP: 3, 10, 17,…equal?

Top 2 Answers
A few days ago
jiffyville

Favorite Answer

first we need to come up with a formula for each progression.

61 + 2n

-4 + 7n

then we set them equal to each other and solve for n

61 + 2n = -4 + 7n

65 = 5n

13 = n

test for each

61 + (2*13) = 87

-4 + (13*7) = 87

yay

1

A few days ago
indrajeet d
YES.
0