11/10/19

The Top of the Billboard
The top of a billboard that is mounted on a base is 60 feet above the ground. At a point 25 feet from the foot of the base, the measure of the angle of elevation to the top of the base is one-half... more
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11/10/19

How fast is the water level rising when the water is 4 inches deep?
A trough is 8 ft long and its ends have the shape of isosceles triangles that are 4 ft across at the top and have a height of 1 ft. If the trough is being filled with water at a rate of 15 ft3/min,... more
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11/09/19

Five books labelled A, B, C, D, and E are to be arranged on a shelf. In how many ways can we rearrange these books so that A and C are together?
Five books labelled A, B, C, D, and E are to be arranged on a shelf. In how many ways can we rearrange these books so that A and C are together?(A) 120 (B) 48 (C) 24 (D) 8 (E) 10
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11/09/19

Exponential writing assignment
Lex "JC" Luthor is tired of his long-time fiend Superman. JC has decided that he is going to take him out with kryptonite, so JC has been using his money to grow the awesome green material JC knows... more
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11/08/19

Given that the graph of f ( x ) passes through the point ( 8 , 10 ) and that the slope of its tangent line at ( x , f ( x ) ) is 4 x + 2 , what is f ( 3 ) ?
Given that the graph of f(x) passes through the point (8,10) and that the slope of its tangent line at (x,f(x)) is 4x+2, what is f(3)?
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11/07/19

Trigonometry Problem
Two sides and an angle ( SSA ) of a triangle are given . Determine whether the given measurements produce one triangle Two triangles , or no triangle at all . Solve each triangle that results... more
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11/07/19

find domain (everything with space in it means its seprate problem)
please help solve tjis i really need it be lifesavers pleas
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11/06/19

Find all exact solutions on the interval. If there more than one answer, enter them as a comma separated list.
Find all exact solutions on the interval 0 ≤x<2pi1: cot(𝑥)+1=02: 4sin2(𝑥)−3=03: csc2(𝑥)−2=02sin(3𝜃)=√(2)Need help with these 4 different question please and thank you.
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11/06/19

what polynomial function with the least degree has 3i, -5 , and 5 as zeros?
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11/06/19

When will the trains meet?
Two cities A and B are 650 miles apart. Train #1 travels from City A to City B at 60 miles per hour. Train #2 travels from City B to City A at 70 miles per hour. Train #1 starts at 8:00 am from... more
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11/06/19

tires have tread on them to channel away water and improve grip on both wet and dry surface the height of the treads on tire is r
tires have tread on them to channel away water and improve grip on both wet and dry surface the height of the treads on tire is referred to as tread thickness the tsble shows the tread thickness of... more
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11/06/19

Indefinite integral
Determine the indefinite integral of 𝑓(𝑥)=(5𝑥^6+4𝑥^5+3𝑥^4)/(𝑥^2)
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11/05/19

Find the area of the largest rectangle with one corner at the origin, the opposite corner in the first

Find the area of the largest rectangle with one corner at the origin, the opposite corner in the first quadrant on the graph of the line f(x) = 12-2x and sides parallel to the axes. The maximum... more
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11/05/19

Trigonometry Identity Questions
Hi, I have two problems that I cannot figure out how to even go about solving. I was hoping someone could help me with them. 1.) 9sec2 θ - 5tan2θ = 5 + 4sec2 θ2.) (1 + sinx) / (1 - sin x) = (csc x... more
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11/05/19

The vertex of a quadratic function is (-3,5). This means that:
The vertex of a quadratic function is (-3,5). This means that: The x-intercept is -3 and the minimum or maximum y value is 5. The x-intercept is -3 and the y-intercept is 5. The axis of symmetry is... more
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11/05/19

Calculus help, word problems are my weakness
A rectangular solid with a square base has a surface area of 100 square cm. Find the dimensions that will result in a solid with maximum volume.
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11/04/19

Given that sin(a) = 3/5 and cos(b) = − 1/3 , with a and b both in the interval π/2 , π , find the exact values of sin(a + b) and cos(a − b).
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11/04/19

Math word problem
A school band performs a spring concert for a crowd of 600 people. The revenue for the concert is $3150. There are 150 more adults at the concert than students. How many of each type of ticket are... more
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11/03/19

Calculate the number of liters of CO2 that are produced by heating 35.1 g of sodium hydrogen carbonate.

I don't know where to start
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11/03/19

The first night in a hotel costs 60 dollars. All additional nights cost 55 dollars. How many nights did we stay at this hotel if the total bill was 390 dollars?
The first night in a hotel costs 60 dollars. All additional nights cost 55 dollars. How many nights did we stay at this hotel if the total bill was 390 dollars?
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11/03/19

integration - calculus
Determine the indefinite integral2/x + 4/ (x^3)Then evaluate for 2 to 1
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11/01/19

Physic energy question
1.A bullet has 768 J of energy when traveling 201 m/s. What will the velocity of the bullet be when it has 185 J?*answer and explanation please*
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11/01/19

Physic energy question
1.A bullet has 768 J of energy when traveling 201 m/s. What will the velocity of the bullet be when it has 185 J?*answer and explanation please*
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11/01/19

Physics energy questions
1.What is the kinetic energy of a 69 N woman jogging at 0.77 m/s?2.A car has 29,919 J of energy when moving down the street. The mass of the vehicle is 1,844 kg. What velocity is the car  moving... more
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11/01/19

Physics energy questions
1.What is the kinetic energy of a 69 N woman jogging at 0.77 m/s?2.A car has 29,919 J of energy when moving down the street. The mass of the vehicle is 1,844 kg. What velocity is the car  moving... more
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