1,534 Answered Questions for the topic Math Help For College

EXPECTED VALUE GAMBLING WHEEL QUESTION

Suppose you bet $1 on red at the roulette wheel. There are 18 red numbers and 20 nonred numbers (including the green 0 and 00). You win $1 if a red number comes up, and you lose $1 if any other... more

What is the solution of this Analytical geometry question?

Find and graph the equation of the straight line through the intersection point of the two lines: x+4y = 3 , x + y = 0 and parallel to the straight line passing through the points ( 2, -1 ) and (... more

Express the answer to that all exponents are positive?

express the answer to that all exponents are positive on the  following expressions: (12x^3)^-2 and x^-5 y^4/x^8 y^7

f(x)=x(2x-5)(x-5) find all zeros

It said to find all zeros but i don't know where to start

A card is chosen from a deck of cards,recorded then replaced.this is done 75 times and a red card from 5 to 9 is chosen 21 times.

what is the experimental probability of a red card between 5 and 9 being chosen using this example?using the theoretical probability how many times would you expect this to happen in 75 trials?

What is the coordinate of point W in the unit circle?

If the angle is 300° and has a radius of 11.

Ir tan x=0.5 tu en tan (pie+x)=?

Sony understand how to do this.

How much of each candy

the parents like caramels($1.5/lb.) and the kids like gummy bears($2/lb). combined, they bought a 1.25lb bag that cost $2.50. How much of each candy did they buy?

Probability of betting on a game math problem

Your friend is betting on a game in which the probability of winning is 1 in 5. He has lost 5 games in a row, so he says he will double his bet on the next game. What do you tell your friend?

Write an equation ​(a) in​ slope-intercept form and ​(b) in standard form for the line passing through ​(−3,6) and parallel to x+2y=5.

I need help finding them in slope - intercept form and standard form. I am lost and I do not understand how to do this problem. 

Write an equation ​(a) in​ slope-intercept form and ​(b) in standard form for the line passing through ​(−2,4) and parallel to x+3y=5.

I am stuck on this question on MyMath lab and keep getting it wrong. The last question they had me add 5 to both sides but I am so lost and I got the answer wrong " -x/4 + 17/4"  Can you PLEASE... more

report is 82 pages long. need to print 17 copies for next week. How much is paper going to cost for reports? Paper sold in reams (500 pages) for $3.51 each.

A long year-end status report for work is 82 pages long. You need to print 17 copies for a meeting next week. How much is the paper going to cost for those reports? Paper is sold in reams (500... more

Math word probability help

You bought 7 raffle tickets. A total of 1302 raffle tickets were sold. If every raffle ticket has an equal chance at winning, what is your probability of not winning? Simplify your answer.

On a lathe, you are to turn out a disk (thin right circular cylinder) of circumference 10 inches.

On a lathe, you are to turn out a disk (thin right circular cylinder) of circumference 10 inches. This is done by continually measuring the diameter as you make the disk smaller. How closely must... more

A certain land area is 530 comma 000530,000 square​ miles, and it holds a population of 6363 million people. Calculate the population​ density, rounding to the

I tried figuring this out but I'm not 100 percent sure how to do it can someone please help. 

math word problem help

The Nevada Gaming Commission gives 250 polygraph tests each month to potential casino employees. On average, 4% of the applicants are former criminals who are trying to hide their identity. The... more

I need to know the formula and answer to solve this problem

You want to paint your bedroom. The walls are 10 feet high and the room is a rectangle that is 12 feet by 14feet. You find this fancy paint that says a 1 gallon can will cover 20 square meters. a.... more

College Algebra

The population of a small town in central Florida has shown a linear decline in the years 1994-2006. In 1994 the population was 47400 people. In 2006 it was 38160 people.A) Write a linear equation... more

Mah equations

A rowing team rowed 90 miles while going with the current in the same amount of time it took to row 10 miles against the current. The rate of the current was 4 miles per hour. Find the rate of the... more

Need help with some square feet problems

As of mid-2016, the world's population was about 7.4 billion people. The population of the United States was 324 million.The area of a certain city is 706 square miles. If in mid-2016 every person... more

implicit differentiation

Assume that F is differential function with F'(2)=5. Find dy/dx at the point (x,y) = (1,2) if y is defined implicitly by the equation : F(y/x) = y^2   Note that z, y, F are not related except... more

Consider the following limit. lim x→2 (3x + 2) Find the limit L.

Well I know that the limit L is equal to eight. I know I get 8 by plugging in the 2 into 3x+2, but then it asks me the following:   (a) Find δ > 0 such that |f(x) − L| < 0.01 whenever 0... more

five times the sum of a number and 8

I need help with finding the solution to         five times the sum of a number and eight  
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