WTS TUTORING WTS NUMBER PATTERNS SOLUTIONS (Complete And Verified Study material) (116pages) LEARNEXAMS

2.1.1 1 16 13

2.1.2 1 +...to 25 terms (4+7+10+13+..to 25 terms) =2a+(n-1)d] =[2(4)+24(3)] = 1000 a(r-1) -1 2 = 0,9999999

1001.00 = ريو

OR

✓✓ answers

(2)

✓ formula for geometric series

1 22 25 -1 5-1 2 answer for

geometric series

✓ formula for

linear series

[2(4)+24(3)]

2

1000

answer

S30 25 terms of 1 sequence +25 terms of 2nd sequence

S 111 + 248 15+(4+7+10+13+Jo +to 25 terms 25 terms)

(7)

25

2

-1 S 50 1 -1 S=0,999999...+1000 [2(4)+24(3)]

2

S=1001.00

2

Note: If used 50 terms in each series: max 5/7 (answer then is 3876)

Answer only: 6/7 Write out series and then corrесt answer: full marks

Write out both series and not add. them: 6/7