10/01/23

Calculus Question
Two sides of a triangle have lengths 7 m and 16 m. The angle between them is increasing at a rate of 0.04radians /min. How fast is the length of the third side increasing when the angle between the... more
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09/30/23

Find all values of c such that f'(c) does not exist
Using the function f(x)= (x+7)2/5Find all values of c such that f'(c) does not existc=?
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09/30/23

helpppppp pleaseee
The area of a rectangular parking lot is 7268m^2. If the length of the parking lot is 92m, what is its width?
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09/30/23

differential equations
The population of bacteria in a culture grows at a rate proportional to the number of bacteria present at time t. After 3 hours it is observed that 600 bacteria are present. After 10... more
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09/29/23

The Function Y=f(x) has a domain of {xl 2 ≤ x ≤ 6, XER} and a range of {yl -4 ≤ y ≤ 8, YER} the function undergoes the transformation y=-f(1/2x) The domain and range of the transformed function are?
A) domain: {xl -6 ≤ x ≤ -2, XER}  range: {yl -8 ≤ y ≤ 16, YER}B) domain: range:{xl 4 ≤ x ≤ 12, XER} range: {yl -8 ≤ y ≤ 4, YER}C) domain: range:{xl -12 ≤ x ≤ -4, XER} range: {yl -4 ≤ y ≤ 8,... more
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09/29/23

A restriction on the domain of the graph of the quadratic function f(x) = a(x – c)^2 + d that would ensure the inverse of y = f(x) is always a function is
A) x ≥ cB) x ≥ 0C) x ≥ dD) x ≥ a
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09/29/23

A vertical stretch is applied to the graph of y = (x – 2)^2 + 2 so that the transformed curve passes through (6, 27). The vertical stretch factor, rounded to the nearest tenth, is?
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09/29/23

Applications of Trigonometric Functions

A forest ranger sights a fire directly to the south. A second ranger, 9 miles east of the first ranger, also sights the fire. The bearing from the second ranger to the fire is S 35 degrees W. How... more
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09/28/23

The population of Integraton (in millions) at time t (in years) is P(t) = 3.5e0.07t, where t = 0 is the year 2000.
The population of Integraton (in millions) at time t (in years) is P(t) = 3.5e0.07t, where t = 0 is the year 2000.What is the population at time t = 0?P(0) = ? millionWhen will the population... more
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09/28/23

i need help with this
You need a 40% alcohol solution. On hand, you have a 150 mL of a 20% alcohol mixture. You also have 50% alcohol mixture. How much of the 50% mixture will you need to add to obtain the desired... more
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09/28/23

help get the answer
Find a polynomial function​ f(x) of least degree having only real coefficients and zeros as given. Assume multiplicity 1 unless otherwise stated.zero of 3​ (multiplicity 2) and zero 3i
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09/27/23

Differentiate the following function by applying the theorems. Write the solution of this answers
1. f(x)=(2 - x³)(-10x + 5)Answer: 40x³ -15x² -202. y= (x³-2x)/(x²+1)Answer: x⁴ + 5x² -2/(x²+1)²3. y = (5/x - 1)³Answer: - 375/(x-1)⁴4. If f(x)=4x² and g(x)=3x² +1find (f o g)(x)Answer: 48x(3x²+1)
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09/27/23

Find the derivative of the following using the definition of derivative. Write the solution of this answer. Use Limits of Delta X approaching zero
3. y = √xAnswer: 1/2√x4. f(x) = 1/3xAnswer: -1/3x²
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09/26/23

Find an equation in the form ax^2 +bx+c for the parabola passing through the points (-1,-15),(4,-105),(3,-55)
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09/25/23

Finding tangent line problem
Find an equation of the line tangent to the curve y=6^x at point (2,36)
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09/25/23

Finding tangent line
Find an equation of the line tangent to the graph of y= 3/x^2 at the point (4/3/16)
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09/25/23

If the range of function y = f(x) is f(x) is grater then or equal to 11, then the range of the new function g(x) = f(x - 3) + 2 is y which is greater then or equal to k?
If the range of function y = f(x) is f(x) is grater then or equal to 11, then the range of the new function g(x) = f(x - 3) + 2 is y which is greater then or equal to k?
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09/25/23

Write an equation with variables on each side of the equal sign that has a solution of -2
Idk
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09/25/23

Trigonometric substitution
My daughter is having problems with this question. Any help is appreciated.a. Calculate the integral ((SR9x^2-4)/x^3)dx by using trigonometric substitution.b. Determine the Integrand obtained... more
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09/25/23

indefinite integrals
My daughter is stumped on this. She was only able to get part of the problem correct. Any help is appreciated.Consider the indefinite integral (7x^3+7x^2+20x+16)/(x^4+4x^2)dxThen the integrand... more
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09/25/23

Solve the compound inequality. Express your answer using inequality signs, and then write your answer in interval notation. 5y<7-2y<9+y
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09/24/23

Need help with a geometry question...
The question is...Andre and Clare are discussing triangle ABC that has a right angle at C and a hypotenuse of length 15 units. Andre thinks the triangle could have legs that are 9 and 12 units... more
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09/24/23

Find the size of one interior angle for each
Find the size of one interior angle for each of the following regular polygons.a. pentagonb. hexagonc. octagon
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09/23/23

Arc length of a sector
On a circle of radius 5m, what is the arc length of a sector whose central angle is 7 Pi / 6?
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09/22/23

Pre-Calculus question
You have 764 feet of fencing to enclose a rectangular plot of land with one side along a river. No fencing is to be used on the side of the plot along the river. Find the dimensions of the plot... more
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