59,618 Answered Questions for the topic Math

11/02/23

How to get over silly mistakes in Mathematics and other pointed multiple-choice exams?
The key point of it is to have laser-focus - and the expectation, upon walking into the test, that you will score as high as possible. Once you have the combination of these skills, you will 1)... more
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Math

11/02/23

limit questions
calculate the following limits:lim: √x - x*2 + 1 / x-1 :x goes to 1
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Math

11/02/23

MathHomework graphing
If f{x}=-5, what is x
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Math Calculus

11/02/23

Find a power series representation for the function; find the interval of convergence. (Give your power series representation centered at x = 0.)
Find a power series representation for the function; find the interval of convergence. (Give your power series representation centered at x = 0.)f(x) = (x^2+1) / (6x-1)The answer blanks for this... more
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Math Calculus

11/02/23

Fina power series representation for the function
Fina power series representation for the functionf(x) = ln(1-3x)Could you walk me step by step how to solve this problem? I'm struggling trying to get the right answer.
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Math

11/02/23

Fine the number
Three times the sum of 16 and a number is 4 less than seven
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11/01/23

How to write a linear equation that will find out how many miles George can travel
George and his grandmother want to visit a different destination each day. He needs to decide which destinations they can visit and still keep the total car rental cost inside of his $245 car... more
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11/01/23

Let f (t) be the weight (in grams) of a solid sitting in a beaker of water. Suppose that the solid dissolves in such a way that the ROC (in grams/min) of the weight of the solid at any time 't'
Let f (t) be the weight (in grams) of a solid sitting in a beaker of water. Suppose that the solid dissolves in such a way that the rate of change (in grams/minute) of the weight of the solid at... more
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11/01/23

Let y = 3 * sqrt(x). Find the change in y, or delta (y) when x = 4 and delta (x) = 0.2. Find the differential 'dy' when x = 4 and dx = 0.2
Let y = 3 * sqrt( x )a) Find the change in y (delta y) when x = 4 and the change in x (delta x) = 0.2b) Find the differential 'dy' when x = 4 and 'dx' = 0.2
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Math Calculus

11/01/23

The circumference of a sphere was measured to be 89cm with a possible error of 0.5cm. Use linear approximation to estimate the maximum error in the calculated surface area.
I understand that linear approximation is f(a)+f'(a)(x-a). I know that the surface area is 2pir^2. I can't seem to puzzle together how everything fits. Can somebody explain HOW to solve this... more
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Math

11/01/23

A cookie factory uses 2/3 of a barrel of oatmeal in each batch of cookies. The factory used 1 1/3 barrels of oatmeal yesterday. How many batches of cookies did the factory make?
Can you please show me how to do it and can u give me the answer plz!!
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Math Calculus

11/01/23

Derivatives and Shape of Graph
Consider the function q(t)=e^t/(3+e^t)interval(s) on which q is increasing:interval(s) on which q is decreasing:point(s) at which q achieves a local maximum:point(s) at which q achieves a local... more
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Math Calculus

11/01/23

Derivatives and Shape of Graph
Let f(x)=6√xe^-x for x>0. Fill in the values or intervals below.interval(s) on which f is increasing:interval(s) on which f is decreasing:point(s) at which f achieves a local maximum:point(s) at... more
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Math Calculus

11/01/23

Derivatives and Shape of Graph
Let h(t)=(2t^2)/(t^2+3). Fill in the values or intervals below.interval(s) on which h is increasing:interval(s) on which h is decreasing:point(s) at which h achieves a local maximum:point(s) at... more
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Math Calculus

11/01/23

Derivatives and Shape of Graph
Let p(z) = 5z^4-10z^2+15. Find the values or intervals below.interval(s) on which p is increasing:interval(s) on which p is decreasing:point(s) at which p achieves a local maximum:point(s) at which... more
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Math

10/31/23

College Readniess Math
A sports tournament has d teams. Each team has 6 players. Using d, write an expression for the total number of players in the tournament.
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Math

10/31/23

NASA launches a rocket at t=0 seconds. Its height, in meters above sea-level, as a function of time is given by ℎ(t)=-4.9^2+268t+311.
NASA launches a rocket at t=0 seconds. Its height, in meters above sea-level, as a function of time is given by ℎ(t)=-4.9^2+268t+311. For each of the answers below, put your numerical answer,... more
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10/31/23

Transport and fluid

I built a mathematical model for transport modeling with two phases water and solid. I made a conceptual model to make the problem more simple. I know that once the transport modeling initiates the... more
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Math

10/31/23

The line along which the line is translated to create parallel lines is called a
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Math

10/31/23

A car corporation produced 560 fewer cars this month than last. Write a signed number to represent this month's change in production.
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Math

10/31/23

whats the x intercept and y intercept of y= -3x+6 ?
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Math

10/30/23

i need help with this and how you work out the equation
The strength of a beam is directly proportional to its width and the square of its depth but inversely proportional to its length. If a beam that is 6 inches​ wide, 6 inches​ deep, and 3 feet long... more
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Math

10/30/23

The value of China's exports of automobiles and parts (in billions of dollars) is approximately f(x)= 1.8208e^.3387x, where x = 0 corresponds to 1998. In what year did/will the exports reach $6.2 bil
Give the answer as the year, with at least one decimal place
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Math

10/30/23

The cost to produce x units of wire is C=105x +60, while the revenue is R=85x. Find the interval where the product will at least break even.

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Math

10/29/23

How many cans weighing 20oz are in a case if the case weighs 21lbs 4 oz
How many cans weighing 20oz are in a case if the case weighs 21lbs 4 oz
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