12/13/19

#### Math Polynomial Equations

Write a polynomial function of least degree that has rational coefficients, a leading coefficient of 1, and the given intercepts. -1, 2, 3

11/18/19

#### You play a gambling game with a friend in which you roll a die. If a 1 or 2 comes up, you win $10. How much should you lose on any other outcome in order to make this a fair game?$

You play a gambling game with a friend in which you roll a die. If a 1 or 2 comes up, you win $10. How much should you lose on any other outcome in order to make this a fair game?$

11/13/19

#### Moles of dinitrogen tetroxide

How many moles of dinitrogen tetroxide (N2O4) are in 6.49 x 10^9 particles?

11/01/19

#### What is the remainder if the equation is divided by (x-5)

(X)=2x^3-8x^2-5x-25 what is the reminder of f the equation is divided by (x-5)

10/31/19

#### Calculate the final concentration: Water is added to 0.25 L of a 5.5 M NaF solution to make 2.6 L of a diluted NaF solution.

Express your answer to two significant figures and include the appropriate units.

10/23/19

#### Algebra question,, need help

Trent purchases 44 euros worth of souvenirs while on vacation in France, if 1US dollar = 0.678 Euros find the cost of the souvenirs in United States dollars, round to the nearest cent

10/20/19

#### Precalculus word problem

The formula S=16t2 is used to approximate the distance S, in feet, that an object falls freely from rest in t seconds. the height of a building is 1076 feet. how long would it take for an object to... more

10/08/19

#### Chemistry Question

A balloon normally has a pressure of 15 psi and a volume of 2.3 L. If you decrease the pressure to 12 psi, what would the volume be?

10/08/19

#### Pre calculus word problem

After declining between 1940 and 1980, the number of multigenerational households has been increasing since 1980. The function h(x)=0.012x^2-0.543x+35.723 can be used to estimate the number of... more

10/04/19

#### if f(x) = x-5A/5x+2 and f(5)=10 what is the value of a

if f(x) = x-5A/5x+2 and f(5)=10 what is the value of a

10/03/19

#### Electron affinity

Why does F has a smaller first ionization energy than Ne?I thought if F is ...2p5 and Ne is ...2p6, wouldn't the one electron at Ne be easier to pull out than the one at F? Why is this wrong?

10/01/19

#### help asap I REALLY NEED HALP MATH

Steve thinks that he has a fair coin with equal probability of landing head or tails. He is ready to change his mind if in a long enough series of flips the coin will land on the same side. Steve... more

10/01/19

#### Translate system of equations, then solve.

The greater of two integers is seven more than twice the smaller. The sum of the two integers is 37. What is the larger number and what is the smaller number ?

09/26/19

#### What is the length and width of the original sheet?

Erin will make several open top boxes from rectangular pieces of cardboard 3 inches longer than they are wide. She will make them by cutting squares 6 inches on a side from each corner, folding up... more

09/23/19

#### CHEMISTRY stoichiometry and moles and combustion problem

Methanol has the chemical formula CH3OH. If 4 moles of methanol are combusted, how many moles of oxygen will be consumed? a- 2molb- 3 molc- 4 mold- 6 mole- not enough information

09/22/19

#### Precalculus word problem

truck enters a highway driving 60 mph. A car enters the highway at the same place 13minutes later and drives 75 mph in the same direction. From the time the car enters the​ highway, how long will... more

09/20/19

#### Measuring Desity of Gold Chain

In the video, the water level was 15 milliliters before adding the chain, and 20 milliliters after adding the chain. When I weighed the chain, its mass was 66.7 grams.I believe the chain is solid... more

09/20/19

#### Pre-Calculus....

Solving x^2+6x-8=0 by completing the square method produces an equation of the form (x+h)^2=k. Find h and k.

09/20/19

#### Pre-Calculus....

Put the equation y=x^2+10x+21 into the form y=(x-h)^2+k

09/20/19

#### Nickel(II) bromide plus potassium phosphate yields nickel (II) phosphate plus potassium br

Write and balance the equation

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