Which of the following graphs represents a vertical shift down 1 of the parent graph of f(x) = sinx? Solution:-

# Month: February 2015

## Problem 597

Which of the graphs represents a vertical shift up 1 of the parent graph of f(x)= sinx ? Solution:-

## Problem 596

Find the sum of the sequence you created in problem.Divide the sum by 11. What do you notice? 2, 3 ,5 8, 13, 21, 34, 55, 89, 144 Solution…

## Problem 595

Find the 5th term of the sequence in which t1 = 8 and tn = -3tn-1. Solution:- t1 = 8 t2 = -3(t1) = -3(8) =-24 r = -3 a5 =…

## Problem 594

Find the four geometric means between 4 and 972 Solution:- 4 = 972 = 243 r = 3 So the four geometric means are 12, 36, 108 and 324.

## Problem 593

What are the next three terms of the following sequence? -2, 4, -8, 16 Solution:- a1 = -2, and r = -2 an = a1* So the next…

## Problem 592

What are the next three terms of the following sequence? 8, 40, 200, 1000 Solution:- a1 = 8, and r = 5 an = a1* So the next…

## Problem 591

Find S20 for the series -1 + -3 + -5 + -7 +… Solution:- a1 = -1, d = -2 S20 = [2*a1 + (n-1)*d] S20 = [2*(-1) + (20-1)*-2] S20 =…

## Problem 590

Find S10 for the series 2 + 7 + 12 + 17 +… Solution:- a1 = 2, d = 5 S10 = [2*a1 + (n-1)*d] S10 = [2*2 + (10-1)*5] S10 =…

## Problem 589

Find the 10th term of an arithmetic sequence if t1 = 2.1 and t4 = 1.83. Solution:- 1.83 = 2.1+(4-1)d d = -0.09 n10th = 2.1+(10-1)*(-0.09) n10th = 1.29

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