Please answer 1st question 4G 0.0KB/s e ail 2 Vo 5:37 PM PROGRESSIO... ak = 2ak-1 -
Fantastic news! We've Found the answer you've been seeking!
Question:
Please answer 1st question
Transcribed Image Text:
4G 0.0KB/s e ail 2 Vo 5:37 PM PROGRESSIO... ak = 2ak-1 - ar-2 = a,a2.,a, are in A.P. %3D af taž +..+a_ I la² +35x1 1d² +10ad = 90 %3D 11 11 225 + 35d + 150d = 90 35d + 150d + 135 0 = -3, -9/7 27 az <, we get d = -3 and d = -9/7 2 Given 11 =(30-10x3] = 0 2 11 PRACTICE PROBLEMS 1. Ifa, b,c, and d'are in H.P., then prove that (b +c + d)la, (c + d + a)/b, (d +a + b)lc, and (a +b + c)ld, are in A.P. 2. IS p arithmetic means are inserted between 5 and 41 so that the ratio Ap-l then find the value of p. 2.ANS:p=11 3. If n A.M's are inserted between 2 and 38 then the sum of resulting series is 200.Find the value of n. 3.ANS:8 4. If n arithmetic means are inserted between 2 and 38, then the sum of the resulting series is obtained as 200. Then find the valuc of n. 4.ANS:8 V Edit with WPS Office Scanned with CamScanner 4G 0.0KB/s e ail 2 Vo 5:37 PM PROGRESSIO... ak = 2ak-1 - ar-2 = a,a2.,a, are in A.P. %3D af taž +..+a_ I la² +35x1 1d² +10ad = 90 %3D 11 11 225 + 35d + 150d = 90 35d + 150d + 135 0 = -3, -9/7 27 az <, we get d = -3 and d = -9/7 2 Given 11 =(30-10x3] = 0 2 11 PRACTICE PROBLEMS 1. Ifa, b,c, and d'are in H.P., then prove that (b +c + d)la, (c + d + a)/b, (d +a + b)lc, and (a +b + c)ld, are in A.P. 2. IS p arithmetic means are inserted between 5 and 41 so that the ratio Ap-l then find the value of p. 2.ANS:p=11 3. If n A.M's are inserted between 2 and 38 then the sum of resulting series is 200.Find the value of n. 3.ANS:8 4. If n arithmetic means are inserted between 2 and 38, then the sum of the resulting series is obtained as 200. Then find the valuc of n. 4.ANS:8 V Edit with WPS Office Scanned with CamScanner
Expert Answer:
Related Book For
Posted Date:
Students also viewed these mathematics questions
-
Review the meaning of the different types of businesses: service, merchandising, and manufacturing. Understand the different nature of these business. Be aware that a lot of larger corporations are...
-
The following transactions occurred for Gullible Co. during the current year ended December 31. June 6: Reinstated the account of Ira Tate, which had been written off in the preceding year as...
-
2. [13 points] On Feb 15, 2015, the yields to maturity in the table below were recorded on Treasury discount bonds. Maturity Date February 15, 2020 February 15, 2025 February 15, 2030 February 15,...
-
1. An auditor selected a product maintained in the finished goods Warehouse. The auditor counted the product and compare this amount what the amount in the finished goods Perpetual inventory...
-
Sketch Bode magnitude and phase plots for H(s) = 10/s(s2 + s + 16), s = j
-
A straight rod is formed by connecting three sections A, B, and C, each of which is manufactured on a different machine. The length of section A, in inches, has the normal distribution with mean 20...
-
When is the best time to gather requirements about a product?
-
A researcher estimates that the average height of the buildings of 30 or more stories in a large city is at least 700 feet. A random sample of 10 buildings is selected, and the heights in feet are...
-
A particular investment generates the following cash flows: $5 Million end of year one; $5 Million end of year two; $5 Million end of year three; $7 Million end of year four; and $10 Million end of...
-
FREE-CASH-FLOWS-BASED VALUATION. In Problem, we projected financial statements for Wal-Mart Stores, Inc. (Walmart) for Years +1 through +5. The data in Exhibits 13 (see pages 985987) include the...
-
What are distance vectors in nodes E, D, and C? Explain how the least cost path from E to A was determined by E based on these three distance vectors. Consider the network shown in the figure below A...
-
Petitioner Salman was indicted for federal securities-fraud crimes for trading on inside information he received from a friend and relative-by-marriage, Michael Kara, who, in turn, had received the...
-
In 2014, Barker contacted Price about a van Price had advertised for sale. The advertisement described the van as a 1994 Ford E350. Barker and Price agreed to meet, and, on April 9, Barker inspected...
-
Jason Cannon purchased a defective tractor for which Cannon brought numerous causes of action against Bodensteiner Implement Company (Bodensteiner). One of the claims was breach of express...
-
For approximately 20 months, Robert E. McDonald perpetrated a scheme to solicit millions of dollars purportedly for a \($100\) million purchase by the RAI Entities and certain other related corporate...
-
On June 14, 1988, Thomas John Heck Jr. executed a note promising to pay Paul D. Heck \($51,000\) at 7 percent interest compounded annually. The note contains the following payment terms: Perpetual 90...
-
Consumers are paying record amounts of fees for overdrawing their bank accounts. In 2007, banks, thrifts, and credit unions collected $45.1 billion in overdraft fees, which is $14.1 billion more than...
-
When the concentration of a strong acid is not substantially higher than 1.0 10-7 M, the ionization of water must be taken into account in the calculation of the solution's pH. (a) Derive an...
-
Answer Problem 7.32 using the data from four plants, and report a p-value? After reviewing the results from one plant, the company decides to expand its study to include results from three additional...
-
How many participants should be enrolled in each group in a future study, if (a) The true mean difference in age at menarche between girls with low- and high-childhood- SES is 0.5 year, (b) Standard...
-
What is the probability that at least 4 of the 20 users are HIV positive? Infectious Disease A study considered risk factors for HIV infection among intravenous drug users [11]. It found that 40% of...
-
You release three balls simultaneously from the same height above the floor. The balls all carry the same quantity of surplus positive charge, but they have different masses: \(1 \mathrm{~kg}, 2...
-
A proton, a deuteron (a hydrogen nucleus containing one proton and one neutron), and an alpha particle (a helium nucleus consisting of two protons and two neutrons) initially at rest are all...
-
Consider an isolated system of two identical electric dipoles as in Figure P25.6. For which orientation is the electric potential energy smaller? Data from Figure P25.6 (a) (b)
Study smarter with the SolutionInn App