Question: 1. Given t3 = 19 and t15 = 17 in an arithmetic sequence, find t47. 2. In an arithmetic series, t10 = 33 and s16

1. Given t3 = 19 and t15 = 17 in an arithmetic sequence, find t47.

2. In an arithmetic series, t10 = 33 and s16 = 432. Find the first three terms.

3. A company which is making 200 mobile phones each week, plans to increase its production. The

number of mobile phones produced is to be increased by 20 each week from 200 in week 1 to

220 in week 2, to 240 in week 3 and so on, until is is producing 600 in week N.

a. Find the value of N

The company then plans to make 600 mobile phones each week.

b. Find the total number of mobile phones that will be made in the first 52 weeks starting

from and including week 1.

I am taking grade 11 university functions. These are questions from our sequences and series unit where we study arithmetic and geometric functions. If you can, please provide full solutions and explanations for each of the concepts as i am having a lot of difficulty with these questions.

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