10/23/18
Hard Question HELPP
Construct a function that has the same slope at x=1 and x=2. Then find two points where y=x*4-2x*2 has the same tangent line.(draw the graph)
10/21/18
question listed below
Jon recently drove to visit his parents who live600 miles away. On his way there his average speed was 14 miles per hour faster than on his way home (he ran into some bad weather). If Jon spent a...
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10/19/18
I need help in this pattern of numbers to find the next number
Find the next number pattern: 2, 22, 29, 31 & __
10/16/18
Math Word Problem 15
The product of two consecutive integers is nine less than nine times there sum. find the integers
10/14/18
A 7.00-ft-tall man walks at 6.00 ft/s toward a street light that is 18.0 ft above the ground. At what rate is the end of the man's shadow moving when he is 15.0 ft from the base of the light?
Use the direction in which the distance from the street light increases as the positive direction.
10/13/18
how many DVD/Blu-ray players were produced?
A certain electronics manufacturer found that the marginal cost C to produce x DVD/Blu- ray players can be found using the equation C=0.03x2−7x+700. If the marginal cost were $361, how many...
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10/12/18
A gardener has 1000 feet of fencing to fence in a rectangular garden. One side of the garden is bordered by a river and so it does not need any fencing. What is the shortest and longest side and area?
greatest area
10/11/18
If f(1)=2f(1)=2 and f(n)=f(n-1)+3f(n)=f(n−1)+3 then find the value of f(5)f(5).
i need help on this for my dealtamath homework
10/10/18
Rate and Goal Amount
So I’m trying to count to 8000. If I count by fours but I count 5 times in 7.12 seconds how long will it take to count to 8000?
10/09/18
Consider the polynomial (x-a)(x-b) and the real number line is shown below. For each of the three subintervals of the real number line, write the sign of each factor and the sign of the product.
Consider the polynomial (x-a)(x-b). For each of the three subintervals of the real number line, write the sign of each factor and the sign of the product.
10/09/18
At the beginning of 2006 Facebook membership was 5.5 million, and at the beginning of 2008 the membership had increased to 58 million.
(a) Assume that the membership increases exponentially, and find an exponential growth model for Face- book membership. Let t be the time in years with t = 0 in 2006 and F(t) the number of...
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10/09/18
Solve the following equations
(a) x − 2 = 3 x (b) (1−x)(1+x)= 1 2 (c) 120e−4x = e2x (d) 3−ln(x+5) = 0
10/09/18
The solid waste generated each year in the cities of the US is increasing. The solid waste generated, in millions of tons, was 205.2 in 1990 and 220.2 in 1998.
(a) Assume that the amount of solid waste generated by US cities is a linear function of time. Find a
formula for this function by finding the equation of the line through these two points....
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10/09/18
A 30 meter borehole is to be drilled. The cost of drilling is $20 for the first meter, and the cost for drilling each additional meter is $3 more than that of the preceding meter.
(a) What is the drilling cost for the 30 meter deep borehole? (b) If you have only $1000 available, how deep a borehole can you afford?
10/08/18
Aaron has 1,250 minutes per month on his cell phone plan. Write and solve an inequality to find the most minutes he can use if he already talked for 445 minutes
I need help
10/08/18
find the relative maxima of f(x)=cos ^2(3x) on the interval (0,4.189)
apply the first derivative test
10/08/18
Solve the composition
Part A: Let f(x)= 4- (minus) the square root of x^2+1
and g(x)=x-7
then f(g(x))=?
Part B: leave answer in exact (non-decimal) form f(g(x)).
10/08/18
which side of triangle VSY is the base?
Triangle VSY is isosceles and its perimeter is less than 45. segment sv is 10. segment vy is x+7. segment sy is 2x-8.
10/08/18
y = 3x^5 − 5x^3 + 4, [−3, 3] by [−5, 10], local minimum= ( ?, ?) local maximum = ( ?, ?)
The domain and range was (- infinity, infinity), so i thought that would be the local min and max but was not. I appreciate the help.
10/08/18
Determine the type of conics each equation represents using the discriminant.
1. 2x2-4xy+8y2+7=02. 2xy-x+y-3=03.x2-y2+4=0
10/08/18
Find the speed of the plane and the speed of the wind
A plane flies 960 miles between town a and town z. When it flies from town A to Z it has a tailwind and the flight takes 8 hours while the flight in the opposite direction takes 12 hours. Find the...
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10/07/18
item sold per week for $. Decrease price and more items sold. How many items to sell to maximize revenue
A skateboard shop sells about 50 skateboards per week for $70. For each $1 decrease in price, about 1 more skateboard per week is sold. How many skateboards does the shop need to sell to maximize...
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10/05/18
Probability of failure in Phase I = 50%, . phase II = 30% and phase III = 40%: So how many drugs will successfully
A pharma company tests 100 drugs on human volunteers. Probability of failure in Phase I = 50%, . phase II = 30% and phase III = 40%: So how many drugs will successfully
Need step by step...
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