06/19/16

Is there any possible outcome that 0.00000x^3 is not equal to 0?
Is there any possible outcome that 0.00000x^3 is not equal to 0?    I have to derivative this equation C(x)=4.2+5.4x-0.001x^2+0.00000x^3. And I found out that 0.00000x^3 is very weird. I ask my... more
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06/19/16

For what values of x will the function f(x)=vx-5 be real?
Does this mean I'd have to find the domain? Would it be x=5? I'd appreciate the help. Thank you in advance.
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06/19/16

question in description
You launched a model rocket with an initial velocity of 16 m/s off a platform that is 19 meters off the ground. what is the max height of the rocket? at what time does the max height occur?
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06/19/16

What's an x ray and a gamma ray ?
I wanted to know whats an x and a gamma ray and how are they produced. Thank you.
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06/19/16

Word Problem
Two high-speed ferries leave at the same time from a city to go to the same island. The first ferry, the Cat, travels at 34 miles per hour. The second ferry, the Bird, travels at 27 miles per hour.... more
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06/19/16

given that sin(theta)=0.3806 and theta is in quadrant I, find sin theta/2
The answer should be rounded to four decimal places as needed
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06/19/16

If gas with a volume of 100 cubic inches has 30 pounds of pressure, find the amount of pressure 150 cubic inches of gas is under.
Find the amoun t of pressure.
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06/19/16

Use the formula F=ma to solve. Find the acceleration for a force F=810 newtons and a mass of 45 kg.
Use formula F
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06/19/16

Electricity is given by the formula e=0.2381.2 find E when I = 15 amps, r= 10 ohms and t= 150 s.
Find the formula
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06/19/16

5(x+4)-(x-1)
Simplfy 5(x + 4) - (x - 1)
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06/19/16

Math Question
over the break, your uncle and aunt ask you to help them cement the foundation of their newly purchased land and give you a top-view blueprint of the area and proposed layout. A small legend on the... more
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06/19/16

how would you make up the following?
a. 3.5 L of 0.75M NaCl     0.75 L of 22.5 M NaCl      
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06/18/16

he bought 3 books the total was $150. one book cost 50% more Tham the total of the 2 other books. what's the cost of the more expensive book
Helplease with the word problem listed thanks...........................................
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06/18/16

a brother and sister split the $840,500 from the sale of their parents house. According to the will, the sister is supposed to get 5% more for managing the hou
a brother and sister split the $840,500 from the sale of their parents house. According to the will, the sister is supposed to get 5% more for managing the house.  How much does she get?   The... more
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06/18/16

Question in description!!!
A softball is thrown upward with an initial velocity of 56 feet per second from 3 feet above the ground. The balls height in feet above the ground is modeled by h(t)=-16t²+56t+3, where t is the... more
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06/18/16

Find the constant term in the expansion
(x2+2/x)2
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06/18/16

GCF word problem
Natalie is baking cookies to put in pkgs. she made 86 chocolate cookies and 42 sugar cookies. Natalie wants to create identical packages of cookies and has to use them all. What is the greatest... more
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06/18/16

Mole fraction problem?
If the mole fraction of K2SO3 in an aqueous solution is .0328, what is the weight/weight % (percent by mass) of K2SO3?
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06/18/16

if f(x)=2x+15, find f(5)
 I need to find f(5) 
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06/18/16

9x/5 - x+2/7 =3x+1/2
9x/5 -  x+2/7 = 3x+1/2   
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06/18/16

algebraic equation
solve for X: 4= (-8) + 3
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06/18/16

Algebraic Equation
solve for e: (-7)= e/3 + 14
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06/17/16

The larger of two numbers is 66 less than four times the smaller number. The sum of the two numbers is 89. Find the two numbers.
cant figure it out need help 
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06/16/16

A 22 kg suitcase is being pulled with constant speed by a handle that is at an angle of 23 ° above the horizontal. If the normal force exerted on the suitcase
Please help me understand how to formulate this question and why. The math isn't hard but understand how you set it up is. Thank you in advance 
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06/16/16

A certain car rental agaency charges 15.00 per day plus 0.30 per mile that the car is driven.
A certain car rental agaency charges 15.00 per day plus 0.30 per mile that the car is driven. Which of the following is an expression for the total charge in dollars of renting a car for 1 day... more
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