Question
Write an explicit formula for an, the nth term of the sequence 20, -10, 5, ....

Expert Answer

Want to see the step-by-step answer?

Check out a sample Q&A here.

Want to see this answer and more?

Experts are waiting 24/7 to provide step-by-step solutions in as fast as 30 minutes!*

*Response times may vary by subject and question complexity. Median response time is 34 minutes for paid subscribers and may be longer for promotional offers.
Tagged in
Math
Advanced Math

Sequence & Series

Related Advanced Math Q&A

Find answers to questions asked by students like you.

Q: Use Prim’s algorithm to compute the minimum spanning tree for the weighted graph. Start thealgorithm...

A: Click to see the answer

Q: 2. Let O = (0,0) be the origin and consider the inversion Io,5- (a) Compute Io,5(-2, 3) and Io,5(6,8...

A: Click to see the answer

Q: Find all of the distinct subgroups of Z90 and draw its subgroup diagram.

A: Click to see the answer

Q: For a loan of $14,000 at 4.00% paid monthly over 60 months, how much principal is paid off half-way ...

A: It is given thatLoan amount=$14,000Rate of interest per month=4%Time=60months 5yearsTo find:1 Princi...

Q: Suppose you are the human resource manager for a cellular phone company with 700 employees. Top mana...

A: a) Calculation of total amount to be deducted per pay check for an employee is  1. Life insurance:- ...

Q: #40 on the picture.

A: To show that Qd is a subfield of C. By subfield test we need to only show that; For x,y∈Qd, y not eq...

Q: The four children in the Rivera family are Reyaldo, Ramiro, Shakira, and Sasha. The ages of the two ...

A: Given: The four children in the Rivera family are Reynaldo, Ramiro, Shakira, and Sasha. The ages of ...

Q: Investing: Inverse Mutual Funds   Inverse mutual funds, sometimes referred to as "bear market" or "s...

A: Let the amount invested in SHPIX, RYURX and RYCWX be x, y, z respectively. The given statement tell ...

Q: 1. Let S1 and S2 be two subrings of a ring R then S1 intersection S2 is aslo a subring of R 2. inter...

A: Click to see the answer

Q: Subtract the signed numbers by adding the opposite of the second number to the first number.   2−38

A: The given expression is 2-38.    

Q: Answer question in image.

A: Click to see the answer

Q: 4. In the following, find the quotient and remander according to the division algorithm, when n is d...

A: (a) n=42, m=9 The objective is to find the quotient and remainder using division algorithm. The divi...

Q: 1. From the definition of the Laplace transform, compute L(f(t) for (a) f(t) = 4t (b) f(t) = e2t (c)...

A: Click to see the answer

Q: In this equation, y=15x. What is the constant of proportionality?

A: Click to see the answer

Q: Solve for the missing numbers. % C $4 25% M $15.00 100% S $ (Round to the nearest cent, if necessary...

A: Given information is that: Markup price is $15 Markup percentage is 25% of the selling price. That i...

Q: 3. For any real number a, verify that the functions y, = a + cos r and y2 = a + sin z are solutions ...

A: First let's check if y1 and y2 are solution of given differential equation by substituting y1 and y2...

Q: Fifty percent of the amount of a certain drug is eliminated from the body every hour. A 500mg drug w...

A: Given that the 50% amount of a certain drug is eliminated from the body after every hour.i.e if init...

Q: Discrete Mathematics: Give a proof by induction that 1 + 3 + 5 + …. + (2n-1) = n^2 for all n>=1. ...

A: The objective is to prove 1+3+5+...+(2n-1)=n2 To prove this theorem we use mathematical induction. F...

Q: Determine a suitable form for Y(t) if the method of undetermined coefficients is to be used. Do not ...

A: Click to see the answer

Q: Please what is the answer of the left-hand side of P(0) is and the right-hand side is? And please sh...

A: Prove the following statements by mathematical induction,for every integers n≥0, 2n<n+2!.

Q: Consider the game tree of a game of Nim starting with three piles of four, five, and six stones, res...

A: Consider the given information: The game tree of a game of Nim starting with three piles of four, fi...

Q: Consider the problem Maximize z = x1 + X2 subject to 2x1 + x2 < 6 X1 + 2x2 < 6 X1 + x2 2 0 (a) Show ...

A: Maximize  z=x1+x2s.t.2x1+x2≤6x1+2x2≤6x1+x2≥0  

Q: Find an explicit formula for a sequence of the form  a1,  a2,  a3,     with the initial terms given ...

A: According to the question, the initial terms of the sequence are: 0,-12,23,-34,45,-56, and 67   The ...

Q: Show that if and only if DFS(Depth-first Search) finds no back edges, the graph being traversed is a...

A: Proof: To prove an if and only if statement , we must show two things: (1) If G is acyclic , then G ...

Q: Lean Burgers The management of a large fast food chain evaluates the supplier of their deep-frozen b...

A: Given that the supplier delivers frozen beef patties when the weight is between 94.5 grams and 95.5 ...

Q: 7. Show that a closed rectangular box of maximum volume having a prescribed surface area S is a cube...

A: Let the volume function be V=lbh and the surface area is 2lb+bh+lh=S. Take the constraint to be gl, ...

Q: Evaluate the integral.

A: Click to see the answer

Q: Given that f(x) = 2x + cos (x) is one-to-one, use the formula to find (f-1)(1).    (f-1)'(x) = 1/f'(...

A: Here it is given that f(x) = 2x + cos(x) is one-one.   Now, using the given formula: f-1'x=1f'f-1x

Q: . Let O = (0,0) be the origin and consider the inversion Io,5- (a) Compute Io5(-2,3) and Io,5(6,8) (...

A: Click to see the answer

Q: Solve it by using induction method:

A: To prove: For every integer n≥0, 9|43n+8. Proof by induction method.

Q: Let G be an abelian group and suppose that H and K are subgroups of G. Show that the following set i...

A: According to the given information, Let G be an abelian group and suppose that H and K are subgroups...

Q: Define a relation T from R to R as follows: For all real numbers x and y,(x,y)∈T means that y2−x2=1....

A: Click to see the answer

Q: PLEASE  ANSWER PART (A) AND (B)

A: Given:-

Q: The following table shows the amount spent by four U.S. airlines to fly one available seat 1 mile in...

A: Let x be the number of empty seats of United Continental, y be the number of empty seats of American...

Q: You have been hired by Coming Up Roses, a local greenhouse and nursery, to nandle their accounts pay...

A: If the payment for 15 days : Discount=$215,000×5%               =$10,750 Remaining amount=$215,000-$...

Q: Solve it by using induction method:

A: Click to see the answer

Q: The homogeneous equation y"(x) + 36y(x) = 0 has the general solution Yn (1x) = c, cos(62) + ez sin(6...

A: Click to see the answer