# Posts by sam

Total # Posts: 5,338

Math
I have worked and reworked this problem, but I cannot seem to figure it out. Can anyone help? Jeffries & Sons is borrowing $95,000 for four years at an APR of 7.05 percent. The principal is to be repaid in equal annual payments over the life of the loan with interest paid ... Finance Solved! :) science A stone is dropped from a balloon going up with a uniform velocity of 5.0 m/s. If the balloon was 50 m high when the stone was dropped, find its height (in meters) when the stone hits the ground. Take g = 10 m/s2 (A) 50 (B) 58 (C) 68 (D) 78.5 Maths A quadrilateral is called cyclic if its corners lie on the circumference of a circle. An example is shown below left: the circle has radius 5 The area A of the quadrilateral for different x values is plotted on the right. It can be calculated that this curve has derivative: dA... algebra A vat contains 8080 gallons of a fruit juice mixture that is 30%30% orange juice. How many gallons of the mixture should be drained and replaced with pure orange juice to make the mixture 80%80% orange juice? Round your answer to two decimal places, if necessary. English Gerbner is an author who wrote the book : "society storyteller" English identify one of Gerbner's main arguments,and then come up with a TV show that could serve as an example for that point English what is Gerbner's thesis statement? psych Identify each of the following consequences either positive reinforcement (PR), negative reinforcement (NR), negative punishment (NP) or positive punishment (PUN). NP 1. A teacher meeting with a parent makes that parent feel less powerful by having her sit on small, ... psych identify if it is Fixed Ratio (FR), Variable Ratio (VR) Fixed Interval (FI) Variable Interval (VI) VR 1. Getting paid for every widget you put on a machine in a factory VI 2. Pop (surprise) quizzes VR 3. Slot machines at Foxwoods casino FI 4. Getting to play computer games ... Maths A FARMER SPENDS$1000 AND BUYS 100 ANIMALS. THE PIGS COSTS $100 EACH, THE GOATS$30 AND THE CHICKS $5. THE FARMER BUYS AT LEAST ONE OF EACH ANIMAL, WHAT DOES HE BUY? Precalculus The roots of $z^7 = -\frac{1}{\sqrt{2}} - \frac{i}{\sqrt{2}}$are$\text{cis } \theta_1$,$\text{cis } \theta_2$,$\dots$,$\text{cis } \theta_7$, where$0^\circ \le \theta_k < 360^\circ$for all$1 \le k \le 7$. Find$\theta_1 + \theta_2 + \dots + \theta_7$. Give your ... Precalculus The roots of $z^7 = -\frac{1}{\sqrt{2}} - \frac{i}{\sqrt{2}}$are$\text{cis } \theta_1$,$\text{cis } \theta_2$,$\dots$,$\text{cis } \theta_7$, where$0^\circ \le \theta_k < 360^\circ$for all$1 \le k \le 7$. Find$\theta_1 + \theta_2 + \dots + \theta_7$. Give your ... Precalculus What is the smallest positive integer$n$such that all the roots of$z^4 + z^2 + 1 = 0$are$n^{\text{th}}$roots of unity? Math The Statue of Liberty is 305 feet tall. What scale would be used to make a model 20 inches high? Math Thanks so much Math If 4.5 inches on a map convers 270 miles, what is the scale of inches to miles? Math chris cuts boards that are 2/3 feet long. He has a 7/9 foot long board of wood. How many yards can he cut? Physics Two point charges each have a value of 3 ?C and are 10 cm apart. What is the electric field at the midpoint between the two charges? Precalculus Yeah, that is the real solution. I also need to find the complex solution as well. Precalculus The question latex was messed up, it is: Find all$x$such that $x^6 = (x+1)^6.$ Precalculus Find all xx such that [x6x6 = (x+1)6(x+1)6]. So far, I have found the real solution x= -1212, and the complex solution x = -?1????3?13. Are there more, and if so what/how would be the most efficient find all the solutions to this problem? I am struggling to find the rest of ... Math What is the value of x if 36x=4 ? Math 36x=4 Precalculus What are all the complex and real solutions for x? Where: (x+1)^6 = x^6 and x is complex? The real solution is -1/2 and, the only other solution I could find was x = -(-1)^(1/3) Physical Science A step-up transformer has primary coil with 15 turns. How many turns would be required in the secondary coil to increase the voltage from 60 v to 160 v? 15 x=160/80 x=80/15 x=? Math Convert$e^{-\pi i}$to rectangular form. Not sure how to start this problem, should I use Euler's formula? Can anyone help provide the steps please? Thanks IPC The value of acceleration due to gravity (g) on a point 10,000 kilometers above sea level is about 1.49 meters/second2. How much will an object, which weighs 98 newtons on the surface of Earth, weigh on this point? The value of acceleration due to gravity on Earth is 9.8 ... Math Suppose that 32 feet of fencing is available to enclose a rectangular garden., one side of which will be against the side of a house. What dimensions of the garden will guarantee a maximum area? Math A shop owner blends three types of coffee,A,B,C.in the ratio 3:5:7 a) calculate the weight of each type of coffee in 45kg of three blended mixture. b) given that type A coffee cost$7 per kg, type B coffee costs $10 kg and type C coffee costs$13 per kg, calculate the cost per...

micro economics I
show the MRS for Cobb Douglass preference is ax2/bx1

maths
The line segment connecting A(-18,8) and B(-10,-8) is divided in the ratio 1:3 by point C. The coordinates of C are... Please show your working and thx for taking your time to answer this question.

Algebra 1
A square painting is surrounded by a frame. the outside edges of the frame are x inches in length, and the frame is 3 inches thick. What is the total area of the frame? A)-12x+36 B)12x-36 C)x^2+12x+36 D)x^2-12x-36 Is it C or D?

Algebra
Wait, nevermind my previous answer...is it B?

Algebra
What type of polynomial is this? 2 - 5x^3 + 6x A)not a polynomial B)cubic trinomial C)quadric trinomial D)fourth-degree trinomial Since the degree is 4, I think the answer is D. Is this correct?

Algebra 1
GCF*

Algebra 1

Management
can you tell me the reason

Management

Management
Is pressure of work barrier for planning

Management
Is pressure of work a barrier for planning?

algerbra
an object is projected upward at a rate of 96 feet per second. find the time when it is 144 feet above the ground

algebra
1/b(2b-10)=17 1/b*2b=2 1/b*10=10/b 2-10/b=17 -10/b=15 The answer is -2/3

pre-calculus
A rectangular box has a perimeter of 50 inches. Find the length and width of the box that would give the maximum area. Find the maximum possible area of the box.

pre-calculus
A rectangular box has a perimeter of 36 inches. Find the length and width of the box that would give the maximum area. e. l = 9, w = 9 f. l = 81, w = 9 g. l = 27, w = 9 h. l = 18, w = 18

pre-calculus
A rectangular box has a perimeter of 36 inches. Which of the following equations represents the area of the rectangular box in terms of its width, w? a. A = 36w - w2 b. A = 18w - w2 c. A = 36 - w2 d. A = 18 - w2

Chemistry
Thank you!

Chemistry
What is the concentration of Pb in mg/L , if you have 25 mg Pb in 5kg of seawater? (note: density of seawater is 1.025 kg/L)

Chemistry
Using the fact that fresh water has a density of 1000 kg/m3 , show that 5ppm Pb = 5 mg/L Pb .

precalculus
convert r sin? = 2 to rectangular form

pre calculus
what is the distance between the pole and the directrix of r = 4/-2-6sintheta

precalculus
Find the eccentricity of the function r = 4/-2-6sintheta

LA
How is Barrio Boy characteristic of nonfiction and "A Day's Wait" characteristic of fiction? Ernesto in Barrio Boy is a believable character, while the boy in "A Day's Wait" ...

LA Help!
we need help coming up with an idea.

Language Arts
Elena has 15 more dimes than nickels. If she has $2.55, how many nickels does she have? math (x+4)(x-3) x=-4 x=3 Spanish Ok, thank you. (= Spanish Thanks! Can you answer another question? What is the difference between a plaza in a Spanish speaking country and one in Los Estados Unidos? A)in Los Estados Unidos, a plaza does not serve a social purpose*** B)in Los Estados Unidos, only small towns have plazas C)in Los ... Spanish **Image of girls at a cafe.** Donde estan las chicas? A)en el cafe*** B)a la cafe C)en la cafe D)en al cafe Am I correct? math Water is being pumped at a rate of 100L/H. How long will it take to pump 550L Spanish Which of the following best describes what a movie theater in a small Honduras town might be like? a) it would host an international festival b) it would show one movie per week c) it would be on the outskirts of town d) it would only open on weekends*** Pls, help! Spanish Please help, I would really appreciate it! Spanish Which word best completes the following sentence? The standard variety of Spanish is considered _______. a. natural b. colorful c. easy*** d. neutral I'm not really sure about this one, someone pls help!? Social Studies Come on Janelle, you could have googled it ALGEBRA A baseball team has 13 players; how many possible batting orders can the coach make if there are 9 players in the batting lineup?Hello can you help with this problem i try different ways to solve it but it is not match with my answers A. 235,368 B. 1,235,520 C. 879,523 D. 514,... math can somebody check this problem thank you. algebra 4b/2 + 3 = 11 + b i know the answer is b=8 but i want to know how Spanish Writeacher? Spanish Ok. #1 ser and #2 is estar? Spanish So it would be ser? Spanish Sorry, just saw your reply, ok. The verb is "is", therefore in Spanish that would be estar or ser? Spanish Also, Which verb would you use to explain that the movie is being shown in the theater? A)deber B)estar C)ser*** D)hacer Am I correct on this one? Spanish Which Spanish verb would you use to ask the following question? "What is your name?" A)estar B)ser C)hacer D)tener Is it D? I'm not sure, can someone pls help? physics thank you physics What is the direction and magnitude of the net force acting on the hot air balloon? It has an arrow up with 6300, an arrow down with 3200, an arrow to the right of 1350 and an arrow left with 745. Is this how to do it and if so, how do I convert the sin of theta into degrees. ... physics vf2-vi2 /2deltaX (0-48)2( (103 m/km)2 (1 h/3600 s)2/2(14.9m) -4.8x103m/s2 is what I had so far. It didn't save when I posted. physics During a crash, a race car driver decelerates from 48.0 m/s to 0 m/s in a distance of 14.9 m. If the drivers mass is 70.0 kg, what is the average force acting on the driver during the crash? This is what I have so far. Am I starting right? Heath wow thx Iun!!! math The ratio of the number of Mimi’s Eminem CD’s to the number of Rita’s Eminem CD’s is 5:8. Rita has 18 more Eminem CD’s than Mimi. If Rita gives 22 CD’s to Mimi, what will be the new ratio of the number of Mimi’s Eminem CD’s to Rita’s? Georgia State History Thank you. That's very helpful...(= Georgia State History I have to write an essay about MLK Jr. and I need to have a speech he made in Georgia. Can someone please help me and give me any suggestion of speeches made by MLK Jr. in Georgia. World History thx I got 100% Maths A length of timber is to be cut into 7 pieces using a hand saw. How many cuts will need to be made phisics a car starts from rest and is accelerated uniformly and the rest of 2m/s2 for 6seconds it then maintaining a constant speed for half a minutes.The brake are then applied and then vehicles unifomly restarted to rest in 5seconds.find maxmum speed in km/h and the total distance ... math Ellie and Sara see 8 birds in the tree. Ellie see 2 fewer birds than Sara .sara sees 5 birds how many birds does Ellie see Science Ok, thanks. (= Science A metal from group 1 and a nonmetal from group 17 are? A. Not likely to bond. B. Likely to form a covalent bond. C. Likely to form an ionic bond.*** D. Likely to form a metalloid. Is this correct? Language Arts Please help!!! Language Arts Can someone please help me? I would really appreciate it. Language Arts Which of the following excerpts from the selection use the active voice in the first sentence and the passive voice in the second? A)There is little, if any, "storm" in the new movie Storm Fever. Aren't actors supposed to act, and aren't directors suppose to ... Spanish Am I correct? Spanish What is the correct way to say "I prefer milk" in Spanish? A. Yo prefero leche B. Yo prefiero leche*** C. Yo preferir leche D. Yo priefero leche Calculus A particle is moving with acceleration a(t) = 24 t + 4. Its position at time t =0 is s(0) = 15 and its velocity at time t =0 is v(0) = 11. What is its position at time t = 9? Teas 6 I'm taking teas 6 soon can semeone help plz piedad elementary school Which of the given fractions is NOT equal to 1/3? a.) 100/300 b.) 10/30 c.) 3/10 d.) 2/6? algebra I The table shows how much a carpenter charges for work. Is the relationship shown by the data in the table linear. Explain your answer. hours worked Amount Charged($) 1 25 2 40 3 60 4 80 It is linear because the lines would be in a straight line.