01/03/21
College algebra 1
f(x)=-3x^2-18x-28. Where does the maximum value occur? What is the functions maximum value
01/03/21
Use logarithmic differentiation to find the derivative of the function. y=(2x+1)^5(x^4-8)^6. y'=?
01/03/21
pre calc help!!!!!
If you were to use completing the square on this problem, x2+4x ____−5=2 what number would go in the blank ?
A)
- 2
B)
- 4
C)
+ 2
D)
+ 4
Conics- Parabolas (Please help me and give as much detail as possible, I don't understand this)
The reflector of a satellite dish is in the shape of a parabola with a diameter of 4 feet and a depth of 2 feet. To get the maximum reception we need to place the antenna at the focus.a. Write the...
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12/31/20
Find a polynomial equation with real coefficients that has the given roots. 4 and -9i (imaginary)
12/31/20
what is the answer
Integrate ∫0 7 tan x dyA. tan 7 - tan 0B. ln | cos0 | -ln | cos7C. 7 tan xD. Cannot integrate because the function is not continous from 0 to 7.
12/30/20
Confusing arithmetic math help.
A garrison of 500 men had provisions for 27 days. After 3 days a reinforcement of 300 men arrived. For how many more days will the remaining food last?
12/30/20
math for problem
A train traveling at a speed of 20mph departs from Manhattan and heads towards New Jersey. At the same time, a train heading to Manhattan from New Jersey is departing at the same time, and will be...
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Two sides of a triangle have lengths 11 m and 14 m. The angle between them is increasing at a rate of 2°/min.
Two sides of a triangle have lengths 11 m and 14 m. The angle between them is increasing at a rate of 2°/min. How fast is the length of the third side increasing when the angle between the sides of...
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12/08/20
Find the dimensions of the room.
The diagonal of a rectangular room is 52 ft long. One wall measures 28 ft longer than the adjacent wall. Find the dimensions of the room.
12/07/20
Given an ellipse, transform its equation 3x^2 + 4y^2 − 24𝑥 - 16𝑦 + 16 = 0 into its standard form.
Creating Rational Functions Question
Here is our scenario: “A ‘leaf-peeper’ drives 90 miles along a scenic highway through a forest mixed with maples, oaks and birch, to admire the fall foliage. The colors are amazing, and it is...
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11/27/20
Algebra Question
A store has two types of animal feed available. Type A contains pounds of oats and 1pound of corn per bag. Type B contains pounds of oats and 3pounds of corn per bag. A farmer wants to combine...
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09/30/20
For the polynomial function a(x)=x^4-2x^3-21x^2+22x+40 we know(x+5)is a factor.
For the polynomial function we know is a factor. Select all the other linear factors of A(x).A: (x + 1)B: (x - 1)C: (x + 2)D: (x - 2)E: (x + 4)F: (x - 4)G: (x + 8)
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