# Posts by Rudy

Total # Posts: 59

**math 142**

1,000 are deposited into an account quarterlyâ€ƒâ€ƒfor eight years at an interest rate of 7.87.8â€‹% compounded quarterly. How much is in the account at the end of the 88 â€‹years?â€ƒ

*October 31, 2016*

**Personal Finance**

Jarell Tarver invested $20,000 in the Boyd Kern Mutual Fund (Type A). The net asset value is $21.34 per share. The fund is front-loaded with a loading rate of 5.25%. What is the loading charge?

*February 18, 2016*

**Personal Finance**

Jody Asbell and three of her friends purchased a small shopping center in their town. They paid $985,090 and made a down payment of $125,000. They rented five of the stores for $3,400 each per month. Their annual expenses were mortgage interest of $65,000, depreciation of 3% ...

*February 18, 2016*

**american history**

Which of the following is true with regards to the Navigation Acts by the eighteenth century? A. The Navigation Act of 1696 abolished the American customs service.

*December 9, 2015*

**Algebra 2**

Is my work for this problem correct? Directions: State the possible rational zeros for each function. Question: f(x) = 3x^2 + 2x – 1 Answer: Constant term:-1 Factors: 1 Leading coefficient:3 Factors: 1 and 3 ±1/1,3= ±1/1,3 and ±1/1,3 = ±1/1 and...

*November 19, 2015*

**englis :(((**

C). Change these active sentences to passive. 1. People speak Portuguese in Brazil. 2. The Government is planning a new road near my house. 3. My grandfather built this house in 1943. 4. Picasso was painting Guernica at that time. 5. The Cleaner has cleaned the office. 6. He ...

*May 19, 2015*

**english help me**

A). Put the verb into the correct form! (conditional sentences) 1. If I offered the job, I think I "will take" (take) it. <--- EXAMPLE 2. I'm sure Tom will lend you some money, I would be very suprised if he ________(refuse) thank you^^ 3. Many people would ...

*May 18, 2015*

**spanish**

Each of the Spanish sentences below is incorrect in either grammar or meaning. Rewrite each sentence correctly. 1. El rey que canta está tocando el tambor. The king that used to sing is playing the drum. 2. Él y ella está tomando jugo. He and she are ...

*July 15, 2014*

**Statistics**

mode

*December 25, 2013*

**accounting**

Pattillo Industries makes a product that sells for $25 a unit. The product has a $5 per unit variable cost and total fixed costs of $9,000. At budgeted sales of 1,000 units, the margin of safety percentage is 45%, 55%, 64%, none of these

*November 14, 2013*

**trigo math**

7. Prove that tan B sin B + cos B = sec B. 11. Prove that tanλ cos^2λ +sin^2λ/sinλ = cos λ + sin λ. 12. Prove that 1+tanθ/1+tanθ = sec^2θ+2tanθ/ 1-tan^2θ. 21. Prove that sin^2w-cos^2w/ tan w sin w...

*December 13, 2012*

**Calculus**

Given the function y=(x^2-5/x+3), answer the following questions. a) Find dy/dx. Simplify your answer b) Find the coordinates of any points on the graph of y where the tangent line is horizontal. Show your work. c) Are there any points on the graph of y where the tangent line ...

*December 5, 2012*

**Calculus**

the slope of the line tangent to the curve y=(tanx/cosx) at x=(pi/3) is? a)-8 b)2√3 c)3√2 d)8 e)14

*December 5, 2012*

**Calculus**

Use n = 6 subdivisions and left endpoints to estimate the area under the graph of f(x) = 2x + 1 between x = 0 and x = 3.

*December 5, 2012*

**Calculus**

Use n = 3 subdivisions and left endpoints to estimate the area under the graph of f(x) = 3x 2 + 1 between x = 0 and x = 1.

*December 5, 2012*

**Calculus**

Set up a Riemann sum to estimate the area under the graph of f(x) = 5x 2 + 2 between x = 0 and x = 1 using 3 subdivisions and left endpoints. Draw the graph and the 3 rectangles

*December 5, 2012*

**Calculus**

1. Determine whether Rolle's Theorem applied to the function f(x)=((x-6)(x+4))/(x+7)^2 on the closed interval[-4,6]. If Rolle's Theorem can be applied, find all numbers of c in the open interval (-4,6) such that f'(c)=0. 2. Determine whether the Mean Value Theorem ...

*October 31, 2012*

**Calculus**

1. Find all relative extrema of the function f(x)=x^(6/7)-3. Use the Second Derivative Test where applicable. 2. Find all relative extrema of the function f(x)=2x^4-16x^3+4. Use the Second Derivative Test where applicable.

*October 30, 2012*

**Calculus**

1. For the function f(x)=4x^3-30x^2+4: a) Find the critical numbers of f(if any); b) Find the open intervals where the function is increasing or decreasing; and c) Apply the First Derivative Test to identify all relative extrema 2. For the function f(x)=(x-1)^(8/11) a) Find ...

*October 30, 2012*

**Calculus**

Thank youu(:

*October 29, 2012*

**Calculus**

If the line 3x-4y=0 is tangent in the first quadrant to the curve y=x^3+k, then k is a: 1/2 b: 1/4 c: 0 d: -1/8 e: -1/2

*October 29, 2012*

**Calculus**

Thanks ^.^

*October 29, 2012*

**Calculus**

1. For a differentiable function f, f' be the funcyion defined by f'(x) lim h->0 =f(x+h)-f(x-h)/(h) a: Determine f'(x) for f(x)=x b: Determine f'(x) for f(x)=x^2

*October 29, 2012*

**Calculus**

A particle moves along a horizontal line so that at any time t its position is given by x(t)=cost-t. Time is measured in seconds and x is measured in meters. a.) Find the velocity as a function t. Use your answer to determine the velocity of the particle when t=pi/6 seconds. ...

*October 14, 2012*

**Calculus**

Thank You so much for all the answers(:

*October 8, 2012*

**Calculus**

Find the second derivative of the function. g(x)=x^6secx

*October 8, 2012*

**Calculus**

Write an equation of the line that passes through the point (i) parallel to the given value, and (ii) perpendicular to the given line. Point(7,1) Line(-5x-5y=90)

*October 8, 2012*

**Calculus**

Find the slope of the graph of the function at the given value. h(z)=z^(2/7)-z^(5/8) when z=7

*October 8, 2012*

**MATH**

√(x+5)-√(x-3)=2

*April 4, 2012*

**math**

Find the present value of $30000 due 14 years later at 7.8%, compounded continuously.

*March 22, 2012*

**physics**

Physics force-a bat hits a baseball and applies a force of 450 newtons to the ball.how much force does the ball exert on the bat

*November 17, 2011*

**calculus**

Find the equation of the line that is tangent to the graph of: x^2cosy +5y^2=(1/4)x^2 , at the point (2π,π)

*October 15, 2011*

**American Gov**

How does Congress affect the agenda of the President?

*February 25, 2011*

**College Algebra**

Solve the system: 4x-3y=-3 y=6x-13 What is the value of y in the function?

*December 11, 2010*

**3rd grade**

Look at these number . What does the digit 2 mean in each number 2 23 247

*October 7, 2010*

**Fiance**

If a father wants to have $100,000 to send a newborn child to college, how much must he invest annually for 18 years if he earns 9 percent on his funds?

*August 20, 2010*

**math**

1.8 and 3.5. I just used guess and check. I knew that the numbers had to be under 5.3. Also, the number in the tenths place had to add up to 13 or 3, so 1.8 and 3.5.

*December 13, 2009*

**6th grade**

1.8 and 3.5

*December 13, 2009*

**English**

"Continuous transformation of the universe" could basically be written as "the passing of time." In general the phrase means "humans, as well as towns, die and are born as time passes."

*December 13, 2009*

**Physics**

Determine the tension in the string at the top and bottom of its path when a 0.3 kg yo-yo is whirled in a vertical circle of radius 0.5 m at 2.5 m/s. I'm sure I can solve this, I just can't find the equation for tension. The only equation I could find in my book is if ...

*December 13, 2009*

**chemistry**

why is iodine dissolved in alcohol and used as tincture of iodine on wounds?

*October 3, 2009*

**DQ**

Determine which factors may explain that most of the higher per-pupil expenditures are found in the Northeastern and upper Midwest states and the lower per-pupil expenditures are found in the South and West. In your opinion, what needs to happen to create a balance in school ...

*November 18, 2008*

**calculus**

(f o g)(3x^2) << question ...f=4x-10 g=2x^2

*September 1, 2008*

**MATH URGENT**

f(x)=12x^5+45x^4–80x^3+2 the question asks to find the inflection points but i don't seem to understand how to find this even by taking the second derivative.

*May 29, 2008*

**math**

f(x)=12x^5+45x^4–80x^3+2 the question asks to find the inflection points but i don't seem to understand how to find this even by taking the second derivative.

*May 29, 2008*

**chem**

based on the balanced eq: c6h12+9O2->6CO2+6H2O calculate the molecules of CO2 formed when 174 molecules of H20 form. im not exactly sure how to start this problem.

*May 16, 2008*

**math**

Sketch f (x) = x + cos x on [-2pie,2pie ]. Find any local extrema, inflection points, or asymptotes. And find the absolute maximum and absolute minimum values of f on the given interval. i cant seem to figure out how to solve this

*May 15, 2008*

**calc**

how do u get the - 8x over one?

*May 8, 2008*

**math**

lim-> 0 sin 3x/7x i keep getting 0 even using the quotient rule but htis is not the answer

*May 8, 2008*

**math**

im trying to take the derivative of this problem and plug in seven but im not getting the answer. s=t3–2t2–6t t> or equal to 0 where s is measured in meters and t in seconds. When does the particle reach a velocity of 7 m/s?

*April 27, 2008*

**math**

lim x-> -infinity 1/(sqaure root of 4/x^2 plus one) i don't understan why the answer is 1.

*April 19, 2008*

**Algebra**

the way u did it, if I try to do the others, Aren't they all true though?

*February 17, 2008*

**math**

i am not sure how the multiples of 15 come into this problem?

*January 24, 2008*

**math**

i am wondering if the following answer to my math problem is correct f(x)=x^3-4x-2 [2,3] We are doing limits and are suppose to use the Intermediate value thereom the answer i put was f(2)<o and f(3)>0

*January 24, 2008*

**math**

i am wondering if the following answer to my math problem is correct f(x)=x^3-4x-2 [2,3] the answer i put was f(20<o and f(3)>0

*January 24, 2008*

**math**

i am having trouble iwth the following math problem: lim x->oo -x/squre root 4+xsquare I am not sure if i multiple the denominator with the numerator?

*January 24, 2008*

**SCIENCE**

I NEED TO KNOW THE SYNONYMS OF THE FOLOWING WORDS. PROPERTY SOUND BOILING POIMT MELTING POINT MIXTURE SOLUTION

*October 3, 2007*

**math**

x+a=b/3x x= ? i understand that u bring the x to one side but the answer given is 3a/b-3. I do not understand how to get this answer plz help to get the answer given, your equation must have been x+a = (b/3)*x multiply each term by 3: 3x + 3a = bx 3a = bx - 3x 3a = x(b-3) then...

*July 15, 2007*

**SYNONYMS HELP**

PROPETY SOUND BOILING POINT MELTING POINT MIXTURE SOLUTION

*August 23, 2005*

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