1,744 Answered Questions for the topic Functions
04/19/19
I Need Help With Writing a Polynomial Function Equation (College Algebra)
The question asks"Find a degree 4 polynomial having zeros −5, −2, 4 and 5 and the leading coefficient is equal to −2. "P(x)=??? I need help finding the factored form, not simplified.I have tried 3...
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Functions Calculus
04/18/19
f is a quadratic function with maximal value 5 at point x =-3. Find the sum of the roots of the equation f (x)=0
f is a quadratic function with maximal value 5 at point x =-3. Find the sum of the roots of the equation f (x)=0
Functions Precalculus
04/10/19
Find equation of the line slope in intercept form
Find an equation of the line that passes through (2,7) and that is parallel to y=5x+4. Give the answer on slope-intercept form. The equation of the line in slope-intercept form is ?
Functions Algebra 1
04/10/19
The total cost c for p pounds of plutonium if each pound costs $5.91
Functions Calculus
04/09/19
Function evaluating
Evaluate the function x=3. Round the answer to three decimal places. In the space provided, type the answer without any spaces between the letters,numbers,or symbols. f(×)=2 exponentx
if matrix A =[1 2]( matrix is of 2*2 below two elements are 2 and 1 respectively)and f(x)=1+x/1-x then find f(A)
yes the matrix is [1 2] [2 1]
calculus help me
Let f(x) = x^3 − 9x^2 − 16x + 1 and g(x) = x^3 − 0.5x^2 + x. Find the value of x where the tangent line of the graph of f(x) is parallel to the tangent line of the graph of g(x)
03/24/19
Describe the relationship between minutes and monthly cost
Minutes = Xmonthly cost= YLinear Equation is Y=5x+30 (y=mx+b)
What kind of "mathematical object" are limits?
When learning mathematics I tend to try to reduce all the concepts I come across to some matter of interaction between sets and functions (or if necessary the more general Relation) on them....
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A fossil contains 4% of the carbon-14 that the organism contained when it was alive. estimate its age. Use 5700 years for the half-life of carbon-14.
A fossil contains 4% of the carbon-14 that the organism contained when it was alive. estimate its age. Use 5700 years for the half-life of carbon-14.
Help!! what value of r is the known surface area of a sphere, given by the function S(r)=4πr^2, numerically equal to the known volume of the sphere given by the function V(r)=4/3πr^3?
can someone help me with these questions.Write the equation of the square root function described.The function value, f(x), is an ordered pair,(x,f(x) , on a circle of radius 5 with its center at...
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03/21/19
The dimensions of a piece of paper used to wrap a rectangular package are x and 2x−1inches. What is the function with the dimensions that result in the maximum area for the wrapping paper?
Determine the type of function--exponential, linear, or quadratic-- that is most appropriate to model the situation described. Then, use the chosen function model to complete the problem.
Functions Algebra 2
03/19/19
F(x)=-5 is/are x=
Functions Algebra 2
03/19/19
How do I solve this problem?
Function f(x)=6000e^0.01xx=5Evaluate the function at the given value of x
Functions Algebra 2
03/19/19
How do I find out how high is the ball when punted?
The path of a punted football is modeled by f(x)=-16/2025x^2+9/5x+1.5
Functions Algebra 2
03/18/19
Write the function in the form f(x)=(x-k)q(x)+r
Write f(x)=x^3-x^2-24x+15, k=5 as f(x)=
Functions Algebra 2
03/18/19
How do I find A(x) ?
A rancher has 200 feet of fencing to enclose two adjacent rectangular Corrals.Write the total area A of the Corrals as a function of x
03/17/19
Trigonometric equation
1) cos(2x)=sin(x)2) study continuity of this function:sqrt(2/3-x)^2 if x>2/3(2-3x)/(x-1) if x equal or < 2/3
03/14/19
Find a polynomial with degree n=3, with zeros of 1 and 5i. Where f(-1) = -104
This is as far as I got(x-1)(x+5i)(x-5i)(x-1)(x^2+25)x^3-x^2+25x-25f(-1) = (-1)^3 - (-1)^2 + 25(-1) - 25 = -1 - 1 - 25 - 25 = -52 this does not equal -104, but is exactly half, what am...
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Functions Quadratics
03/12/19
Finding quadratic equation
The braking distance of a car travelling at 100km/h is 40 metres. The formula for braking distance (d) in metres is d=kx2 where k is constant and x is speed in km/h. a) Find the value of k
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