7,189 Answered Questions for the topic Math Help

Math Help

07/26/17

working with units
Suppose minutes on a cell phone plan cost $0.15 each. Suppose you get 250 free texts each month and additional texts cost $0.08 each. If you send or receive 1,250 texts per month and talk an... more
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Math Help

07/26/17

create a simple design by graphing (and connecting) several coordinate plane points.
The design must use at least 10 points only. It must go into at least 2 quadrants.
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Math Help

07/26/17

6 to the 6th power divided by 2(3)+4=
62/2(3)+4=
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Math Help Math Geometry

07/26/17

Geometry and two multiple choice questions
Select the correct answer from each drop-down menu.∆ABC has vertices at A(11, 6), B(5, 6), and C(5, 17).∆XYZ has vertices at X(-10, 5), Y(-12, -2), and Z(-4, 15).∆MNO has vertices at M(-9, -4),... more
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Math Help

07/26/17

find any points of discontinuity for y = x-3/x^2- 1 a) none b) x = -1 c) x = -1, x = 1 d) x = 1, x = 3
 find any points of discontinuity for y = x-3/x^2- 1 a) none b) x = -1 c) x = -1, x = 1 d) x = 1, x = 3
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07/26/17

Geometry Homework Help
Image Link : http://imgur.com/a/WKrkH Questions: (1) What is the length of RS in circle O?(2) What is the value of r to the nearest tenth? Thank in advanced!
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07/26/17

Geometry Help for Unit Review
(1) A tower has an observation deck about 330 m above ground level. About how far is it from the observation deck to the horizon knowing that the Earth's radius is 6400 km?   (2) What is the... more
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07/26/17

Algebra 2 Help
Link : http://imgur.com/a/JZxGv   This is a 3 part question so I would be extremely grateful with you could answer the 3 parts. Thanks in advance!!
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07/26/17

Algebra 2 Help
Link : http://imgur.com/a/y1djdIf you could please do the 3 parts to the question I would very much appreciate it since they are all one single question. Thanks in advanced!
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Math Help

07/25/17

Math problem
The weight that can be safely supported by a 2- by6-inch support beam varies inversely with its length. A builder finds that a support beam that is 6 feet long will support 800 pounds. Find the... more
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Math Help

07/25/17

How do I find out the total sales from tax collected. Ie: I collected $10 worth of sales tax the tax rate is 7.75% Whats my total gross sales?
How do I find out the total sales from tax collected. Ie: I collected $10 worth of sales tax the tax rate is 7.75% Whats my total gross sales? 
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Math Help Math Calculus

07/24/17

Calculus Question
Differentiate the identity sin2x = 2sinxcosx to develop the identity for cos2x, in terms of sinx and cosx.   Help!?
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Math Help

07/24/17

i work 7 hours a day and i make 31.50 a day how much would i get paid in hour
aswer this please need help
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Math Help Math Calculus

07/24/17

Calculus Question
Find the derivative of y = cos3sin22x.   Help?!
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Math Help

07/24/17

SmartShop's profits have been growing at 5% per year. This year their profits were approximately $500,000. What were their profits last year?
I have nothing for description the question explains itself.
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Math Help Math Calculus

07/24/17

Calculus Question
Use a calculator to approximate the slope of the tangent line drawn to the graph of y = 2sinx + cosx at x = 4.2. Round your answer to 2 decimal places.
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Math Help Math Calculus

07/24/17

Calculus Question
Find the derivative of the following using implicit differentiation:   A) x = sin y + cos x B) xy-y3=sinx Help!?
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Math Help

07/24/17

How many cards will be in each​ pile?
Timmy has collected 150 football cards and 120 baseball cards. He wants to divide them into piles so that each pile has only one type of card, there is the same number of cards in each pile, and... more
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Math Help Math Calculus

07/24/17

Calculus Question
Find the derivative and simplify:   y = 3sin4(2-x)-1   Help?!
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Math Help Math Calculus

07/24/17

Calculus Question
Find the derivative and simplify:   y = 2csc3(sqrtx) Help!?
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Math Help

07/23/17

SAT Math Word Problem
A shipping company needs to transport 25 containers. The company has a fleet of five trucks, and each truck can make the trip to the destination in two days. Each truck averages 10 mpg, and the... more
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Math Help

07/22/17

Write an equation
write an equation of the line parallel to the line x+2y=6 and containing the point (-6,6) write the answer in standard form 
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Math Help

07/22/17

Slope intercept form
write the slope form of the vertical line containing (-7,-6) if possible. Express numbers using integers or simplified fractions. 
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07/22/17

Word Problem
Success in business depends on many factors. Buying habits of consumers, trends in fashion and taste, seasonal trends, the strength of the competition, and the condition of the national and... more
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Math Help

07/21/17

The sum of x and -5 is -1
find the equation for the sum of x and -5 is -1
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