Friday

April 18, 2014

April 18, 2014

Total # Posts: 443

**math**

1. What is the range on the number line for all values of x^3 if x < -2 ? 2. What is the range on the number line for all values of x^3 if -2 < x < 2 ?

**math**

What is the range on the number line for all values of x if -2 < x < 2 ?

**math**

What is the range on the number line for all values of x/2 if x < -4 ?

**math**

If -2 < x < 2, what is the range for - x/2 ? -2 / -2 = 1 x / - 2 = - x/2 2 / -2 = -1 1 > - x/2 > -1 Am I correct ?

**math**

how above this If 4 < x <14, what is the range for x-4? 4-4= 0 x-4= x-4 14-4= 10 so, 0 < x-4 < 10 Am I correct ?

**math**

a. -6 < 2x < 0 b. -6 > 2x > 0 c. -6 <2x < 2 d. -6 > 2x >2 e. 6 > 2x > 0 please step by step explain

**math**

If -3 < x < 0, what is the range for 2x ?

**math**

The number of square units in the area of circle P is equal to the number of units in the circumference of circle P. Assuming that the diameter of the circle must be greater than P, what is the radius of circle P ? a. 2 b. 2 pi c. 4 d. 4 pi e. cannot be determined from the inf...

**math**

A circle of area 25 pi is graphed in the coordinate plane. If its center has coordinates (8,0), which of the following points MUST lie on the circumference of the circle? a. (0,0) b. (0,5) c. (16,0) d. (3,0) e. (0,8) please answer and explain

**Macroeconomics**

Where are we in the business cycle? What is the real GDP today? What is the largest component of GDP? What is the smallest component of GDP? What is the fastest growing component of GDP and why? What components of GDP were involved in the change from last month to this month?...

**Physics, Elena Please Help If u can.**

That defeats the whole purpose of e-learning.

**art**

You are a museum director/gallery executive director - a person of responsibility in the arts in a place where people go to deliberately look at art. This work is not being thrust on an unsuspecting public. A local woman of wealth, married to a man with political clout, visits...

**Computer Science**

Give a modular exponentiation algorithm that examines the bits of b from right to left instead of left to right.

**Physics**

A bus travels 290 km south along a straight path with an average velocity of 81 km/h to the south. The bus stops for 25 min, then it travels 210 km south with an average velocity of 80 km/h to the south. How Long does it lasts ? Answer in units of h . What is the average veloc...

**maths**

0.9051

**College Accounting**

A light truck is purchased on January 1 at a cost of $27,000. It is expected to serve for eight years and have a salvage value of $3,000. Calculate the depreciation expense for the first and third years of the truck's life using the following methods. If required, round yo...

**statistics**

ok...i'm still looking for an aswer. be.t 330 and 630 ect?

**statistics**

Suppose that the average score on the GMAT exam is 500 and that the standard deviation of all scores is 100 points. You would expect approximately 95% of all GMAT scores to be between

**Computers C++**

I really need help with this one... 1.) Look at the following declaration. enum Person { BILL, JOHN, CLAIRE, BOB }; Person p; Indicate which of the following statements or expressions is valid. A.) p = BOB; B.) p++; C.) BILL > BOB D.) p = 0; E.) int x = BILL; F.) p = static...

**Computers C++ (2)**

Ok... Thanks!

**Computers C++ (2)**

Thanks Steve! Is that I don't have a book, can't afford it too expensive. You made it clear... A, b, 7

**Computers C++ (2)**

1.) Assume c is a char variable. What value does c hold after the following statement executes? (Type the answer without quotes.) c = toupper('a');___________ 2.) Assume c is a char variable. What value does c hold after the following statement executes? (Type the answ...

**Computers C++**

1.) Look at the following array definition. int numbers[] = { 2, 4, 6, 8, 10 }; What will the following statement display? cout << *numbers + 3 << endl;

**Computers C++ (2)**

Thank You Steve For All The Help! (If its you helping me with this one) 1.) Consider the following array definition: int values[ 5] = { 4, 7, 6, 8, 2 }; What does the following statement display? cout << ( values[ 2] + values[ 3]) << endl; 2.) Consider the followin...

**Computers C++**

1.) Consider the following array definition: int values[ 5] = { 4, 7, 6, 8, 2 }; What does the following statement display? cout << values[ 4] << endl;

**Computers C++**

1). The name of an array stores the __________ of the first array element. 1) memory address 2) value 3) element number 4) subscript 5) None of these

**Computers**

Can someone please tell me what I'm doing wrong? #include <iostream> #include <iomanip> using namespace std; int main() { //.... //Constants for adult and child ticket costs const double cost_per_child_tix = 3; const double cost_per_adult_tix = 6; //Variables d...

**Alegebra**

Solution A is 60% alcohol and Solution B is 30% alcohol. How much of each is needed to make 30 gallons of a solution that is 40% alcohol

**Grade 12 Calculus **

I need helping in filling in the blanks/ -the angle formed at the centre of the circle by two radii is the _______ angle. -cos delta, sin delta, tan delta are known as the ___________trigonometric ration -cos (pie/2 - x)=sinx is an example of a ________ identity

**Physics**

A block of mass m = 2.80kg is held in equilibrium on a frictionless incline of angle= 56.6 by the horizontal force F. (a) Determine the value of F.(b) Determine the normal force exerted by the incline on the block. Hint: Draw a free-body diagram of the block. Choose a coordin...

**Math**

This is gr 12 calculus btw I need helping in filling in the blanks/ -the angle formed at the centre of the circle by two radii is the _______ angle. -cos delta, sin delta, tan delta are known as the ___________trigonometric ration -cos (pie/2 - x)=sinx is an example of a _____...

**Pre-Calculus**

Find the inverse function for the function f(x)=2^(x)+1/2^(x)-1 You will need to use some properties of logarithmic functions to find the inverse of this particular function.

**Computers**

1. An 7-bit counter is wired as follows: The CLK input to the first stage (LSB) is the system clock. Each stage's output is used as the CLK input to the next higher stage. This counter is a: A. MOD 128 ripple counter B. MOD 256 synchronous counter C. MOD 256 ripple counter...

**Life orientation**

Discuss 5 ways in which the human or environmental problem impacts on the community.

**English**

Yes but I still need help

**English**

What are the shifts in the meaning of the word "CONQUER"? How can they be characterized and what might account for these changes? Thank you

**English**

Please help... What are the shifts in the meaning of the word "CONQUER"

**English**

What are shifts in the meaning of the word "conquer" not "conquest"...sorry...please help

**English**

What are the shifts in meaning of the word "Conquest"?

**calculus**

i got this. thnks

**calculus**

f(x)=x^2/x^2-16

**calculus**

Please help!! *f(x)= x(x+6)^1/2 find two x intercepts. Then show that f'(x)=0 at some point between the 2 x intercepts. *Use mean value theorem for f(x)= x(x^2-3x+1) for interval [1,4] I FOUND DERIAVITIVE WHICH IS 3X^2-6X+1.THEN? *find all critical numbers find all interva...

**calculus**

*The sum of 6 times the length of a shed. It width is 60ft. What are dimensions that gives maximum area for floor of the shed?

**History**

In what three ways does the Constitution divide power?

**math **

(1.0425) exponent 12

**Physics**

A particle is moving along the x-axis subject to the potential energy function U(x) = a(1/x) + bx2 + cx – d, where a = 6.00 J m, b = 26.0 J/m2, c = 3.00 J/m, and d = 26.0 J. Determine the x-component of the net force on the particle at the coordinate x = 3.37 m. Not sure ...

**Physics**

Depending on the amount the mass is increased by, we can say that the force of the object is increase by x amount of mass. Example. If m2 = 3m1, a2 = a1 than F2=?F1 F2=m2a2 -> F2=3(m1)(a1) you see that (m1)(a1) is F1. In conclusion, F2 = 3F1.

**Physical Science**

Fnet(t) = m(t)a. YOu know the acceleration its a basic math question from here. a=7m/s/s m(t)=2100kg m(t)*a = 14,700N is the Force on the Truck

**Physical Science**

Fnet = ma a = Fnet/m

**Maths**

Solve the equation:a right pyramid with vertical height stand on rectangular base widith that measures 20cm by 14cm the hieght of the pyramid is 10cm calculate to 3 significant figure the length of the slant height , the surface area of the pyramid, volume of the pyramid

**Physics**

Proper design of automobile braking systems must account for heat buildup under heaving braking. Calculate the thermal energy dissipated from brakes in a 1360-kg car that descends a 13.5° hill. The car begins braking when its speed is 88 km/h and slows down to a speed of 3...

**Biostats**

82-75= 7/4.8=1.45

**Physics**

A soccer ball is released from the top of a smooth incline. After 3.80 s the ball travels 9.1 m. One second later it has reached the bottom of the incline. Assume the ball's acceleration is constant and determine its value ( m/s2)

**CHM**

As the number of solute particles in a given volume of solution increase will: freezing point increase, vapor press decrease? or vice versa or boiling point increase, vapor pressure decrease? or vice versa?

**math**

How many years will it take to reach 18600 if Tina invests 1000 in an account that pays 6.5 percent interest?

**maths**

Prove Cos (x+60)= 2Sinx

**Physics**

He got 15/16 because you have to take the (-1/4*V1i)^2. You square the (-1/4) to get (1/16) and when you move it over to the other side, you will get m1v1i^2 - (1/16)m1v1i^2 = m2v2f

**Physics**

1. On a spacecraft, two engines are turned on for 648 s at a moment when the velocity of the craft has x and y components of v0x = 4360 m/s and v0y = 6270 m/s. While the engines are ﬁring the craft undergoes a displacement that has components of x = 4.11 × 106 m a...

**Chemistry**

What does it mean if the percent of sulfate in a sample of alum is greater that the theoretical percent of sulfate in alum?

**science**

the pH of colorless solution is 3. find its [H+] and [OH-] cancentration

**Physics**

1. 2D motion. A cannon fires a ball with a velocity at 300 MPS. THe cannon has an angle of inclination of 50 degrees. The surface is flat. 1. What is the time of flight? 2. Where does it land? What is its maximum height? What is the velocity vector of the ball at impact in com...

**physics **

A person travels by car from one city to another with diﬀerent constant speeds between pair of cities. She drives for 31.5 min at 89.6 km/h, 11.8 min at 101.8 km/h, and 58.5 min at 36.4 km/h, and spends 24.8 min eating lunch and buying gas. Find the distance between the...

**math**

How do I convert 16ft in .58 sec to mph

**arithmetic**

find the value of each group of base ten blocks = 100 block = 10 small block = 1 how do you figure this out?

**math**

i have math and my teacher wrote 26,397 and want's me to write the number in expanded form. how do i do it?

**maths**

two 2 digit numbers reading across and two 2 digit numbers reading down

**business**

How important is accounting information to the decision making processes of a business

**psychology**

Hello, where can I look to find the answer for how are research methods Godly?

**physics honors**

Suppose that pure gold was to be made into a very long, thin wire for high-end stereo systems. (Gold is often used because it does not oxidize so it makes very good electrical contacts). If the gold wire was to have a radius of 0.01 cm, how long of a wire could you make from 1...

**physics**

so do i still solve it the same way

**physics**

they wanted the answer in cm to ---------> cm. (1.00 oz = 28.35 g).

**ap calculus**

find the critical points, inflection points, the absolute minimum value of y, and the relative maximum points of y=x^4-3x^2+2

**religion**

Hello, for in the book of Phillipians in chapter 2 would it relate to the Ethical code of principal with psychologists under principle C integrity and for general principle would it be number 3 human relations thanks

**determining values of x**

Given the functions f(x)=sqrt[x] and g(x)=x+1, determine all possible values of x for which f(g(x)) = g(f(x)). Show steps please, thanks a lot!

**trig and combine function**

Suppose f(x)=cos x - sin x and g(x)=cos x + sin x. Explain why the graph of (fxg)(x) is equivalent to the graph of h(x)=cos x after it has been horizontally compressed by a factor of 1/2. Thanks so much...

**Religion**

Hello, for On the road to Emmaus in Luke 24: how would bias possibly played a role with the follower's. can you steer me in right direction. thanks

**Tulsa**

If the price at which x units can be sold is given by the equation p=15-4 ln x, approximate the marginal revenue when x=7.

**Physics**

Suppose that a 200g mass (0.20kg) is oscillating at the end of a spring upon a horizontal surface that is essentially friction-free. The spring can be both stretched and compressed and have a spring constant of 240N/m. It was originally stretched a distance of 12cm (0.12m) fro...

**physics**

Calculate the resistance of a 900 watt toaster operating at 120 volts. a) R= 10 ohms b) R=120 ohms c) R= 16 ohms d) R=1.6 ohms

**Physics**

Sorry it is what is the "minimum" not maximum

**Physics**

What is the maximum equipment needed to determine the power dissipated in a resistor of unknown value? 1) a voltmeter, only 2) An ammeter only, 3) a voltmeter and an ammeter only 4) a voltmeter, an ammeter, and a stopwatch

**Geometry**

Calculate surface area and the volume of a box that is 3m by 2m by 7.5m Show me how to get the answer please.

**Humanities**

Quote at least two pairs of related lines from the Declaration of Independence (Reading 24.3) and from John Locke's Of Civil Government

**Math**

Find all real Solution: 2x^3-7x^2-98x-343

**math**

Write the following in terms of sin(θ) and cos(θ); then simplify if possible. sec(θ) / tan(θ) =

**TRIG **

Find the remaining trigonometric ratios of θ if sin(θ) is given and θ QI sin(θ)=7/sqrt 149 cos= tan= cot= csc= sec=

**math**

5/8's as a product of a whole number anda unit fraction

**Math**

I do not understand how to measure the volume of a star shape medallion. I think I would multiply all the stars on the medallion. Thanks for your help.

**Algebra II**

I'm not sure if this is even close to how I should solve ths Rewrite 9x^2 + y^2 + 36x-6y+36 = 0 9(x^2 + 4x+4) + y^2 - 6y+9 = -36 + 36 + 9 9(x+2)^2/9 + (y-3)^2/9 = 1 =(x+2)^2 + (y-3)^2/9 = 1

**phi103**

1. A conditional sentence with a false antecedent is always (Points : 1) true. false. Cannot be determined. not a sentence. 2. "Julie and Kurt got married and had a baby" is best symbolized as (Points : 1) M v B M & B M → B M ↔ B 3. Truth tables can dete...

**science**

calculatetheresistanceinacircuitinwhicha9-voltbatteryproduces3amperes

**CHEMISTRY**

I'm just not sure how to apply it to this problem.

**CHEMISTRY**

I know this question is already on here but the answer wasn't helpful to me. Liquid Sodium can be used as a heat transfer fluid. Its vapor pressure is 40.0 torr at 633 C and 400.0 torr at 823 C. Calculate its heat of vaporization.

**CHEMISTRY**

That's exactly how it was worded. I searched online and couldn't find anything.

**CHEMISTRY**

What is the intermolecular force that exists between a magnesium ion and a hydrogen sulfide? A dipole dipole b london dispersion c ionic bond d ion dipole e ion ion

**Biology**

If an RR genotype is crossed with a Rr genotype, which color flowers would the offspring least likely have? a.) red b.)white I think it would be white, but I'm not sure...

**math**

An equation of the line in slope intercept form that passes through the point (-9, -1) and is perpendicular to the line y = 3x + 17? Please help...

**algebra**

Hi, I'm trying to learn logarithmic form and I'm kinda of stuck Write in exponential form: 1.log(3)6561=x 2.x^4 = 625 Thank you

**Algebra**

Hi, I'm trying to learn logarithmic form and I'm kinda of stuck Write in exponential form: 1.log(3)6561=x 2.x^4 = 625 Thank you

**Math**

input output 12 10 ? 16 32 ? 62 35 70 39 86 ? what's my rule?

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