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Determine whether or not the relation is a function. {(1, 9), (2, 10), (3, 11), (4, 12)}

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College math
Determine whether the following function is a one-to-one function,and if the function is a one-to-one, find a formula for the inverse. F(x)=x^3-27

Pre-Calculus
Determine whether the equation represents y as a function of x. |y| = 4 - x If I plug in 5, then I get -1, but it also means 1. Does that mean y has 2 values which means that it is not a function?

math (Help)
Determine whether the equation defines y as a linear function of x. If so, write it in the form y = mx + b. 6x+√y-7=0 a. y=-6x-7 b. y=-6x+7 c. y=6x d. y is not a linear function of x

Math Question
Determine whether the equation defines y as a linear function of x. If so, write it in the form y = mx + b. 6x-9y^2+8=0 a. y=6x+8 b. y=6/9x-8 c. y=6x-8 d. y=6/9x+8 e. y= y is not a linear function on x Thank you for your help.

Algebra
Explain how you would determine whether the graph of y = x^4 represents an exponential function. What is an exponential function? Thank you! :-)

Algebra 2
Is my answer correct? Directions: Determine whether y is a function of x. Problem: x^2+y^2=16 Answer: x^2+y^2+-x^2=16+-x^2 y^2=-x^2+16 y= ±√-x^2+16 y is not a function of x

MATH
Determine whether the equation defines y as a linear function of x. If so, write it in the form y = mx + b. 6x-9y^2+8=0 a. y=6x+8 b. y=6/9x-8 c. y=6x-8 d. y=6/9x+8 e. y isn't a linear function on x. Thank you.

pre calc
The following piecewise function gives the tax owed, T(x), by a single taxpayer on a taxable income of x dollars. T(x) = (i) Determine whether T is continuous at 6061. (ii) Determine whether T is continuous at 32,473. (iii) If T had discontinuities, use one of these ...

math
how do you determine whether{(1,4),(2,6),(3,7),(4,4)} is a function????

Calculus, check my answers, please! 3
Did I get these practice questions right? 1. Suppose that f is an even function whose domain is the set of all real numbers. Then which of the following can we claim to be true? ***The function f has an inverse f –1 that is even. The function f has an inverse f –1, but we ...

computing maths
Determine whether the relation R on the set of all real numbers is reflexive, symmetric or transitive? where (x,y) is an element of R Explain why and why not by proving and giving examples. (a) x=1 (b) xy ≥ 0 (c) x-y is a rational number (d)x+y = 0 I need help urgently...

calculus
determine whether 9x-y+16 equals 13 49 y as a function of x

Precalc
Consider the function f(x)=2x^3 +1. Determine whether the inverse of F is a function. Find the inverse.

Algebra2
Complete parts a – c for each quadratic function: a. Find the y-intercept, the equation of the axis of symmetry and the x- coordinate of the vertex. b. Make a table of values that includes the vertex. c. Use this information to graph the function. 1. f(x) = 2x^2 2. f(x) = x^...

pre-calculus
Determine whether y is a function of x: x^2y-x^2+4y=0 Please help. Thanks.

Algebra
Determine whether the equation defines y as a function of x. y= -16

Algebra
Determine whether the equation defines y as a function of x. y=-17

Calculus
For the function below, determine the intervals of concavity: f(x)=xlnx I tried doing it but the second derivative would always be f''(x)=1/x, so it would be concave up at x>0 and concave down at x<0, which is wrong. Also, for the function below, determine the intervals ...

Discreet Mathematics
Part I: Suppose you are developing a statistical database in which information about professional football teams and records are stored. Consider the following 2 sets of data that list football teams and quarterbacks: D = {Jets, Giants, Cowboys, 49’ers, Patriots, Rams, ...

~*~Algebra!*~
How do you use possible symmetry to determine whether the graph is the graph of an even function, an odd function, of a function that is neither even or odd?

Algebra
Determine whether each function is odd, even or neither. a) f(x) = -6x^5+2x^3 b) f(x) = x^4-x^2+1

algebra
The function f is even and the function g is odd. Determine whether the function h(x)= f(x)/g(x) is even or, odd or neither.

Algebra-please check my work
check my answers please. Use the Intermediate Value Theorem to determine whether the polynomial function has a real zero between the given integers. f(x) = 2x3 + 10x2 - 8x - 5; between 1 and 2 -I got: f(1)=1 and f(2)=35;no Determine the maximum possible number of turning ...

algebra
How can you tell whether a function is rational or not? And how do you determine holes of a graph? Thanks!

math
Determine whether the graph of each function is symmetric with respect to the origin. F(X)=-12/x

calculus
Determine whether the given function is continuous. If it is not, identify where it is discontinuous.

pre calculus
determine whether the equation defines y as a function of x. √x + y = 12

pre cal
Determine algebraically whether the function is even, odd, or neither even nor odd. f as a function of x is equal to 14 times the cube root of x

math
The table shows the outputs y for different inputs x: Input (x) 3 7 11 15 Output (y) 4 6 8 10 Part A: Do the data in this table represent a function? Justify your answer. (3 points) Part B: Compare the data in the table with the relation f(x) = 5x – 21. Which relation has a ...

Algebra answer for checking
relation or function? x^2 = 1 + y^2 This is a function because relations cannot be an equation right?

Algebra
Does this relation define a function? y^2=3x My answer: 3x=y^2|0|3|12|27 y |0|1| 2| 3 y^2=3x is a function because the coordinates I chose are not duplicated.

Algebra
Does this relation define a function? y^2=3x My answer: 3x=y^2|0|3|12|27 y |0|1| 2| 3 y^2=3x is a function because the coordinates I chose are not duplicated.

algebra help!
what is the domain of the function below? {(0,2)},(3,1),(5,2),(8,4)}? a. {1,2,4} b. {0,3,5,8} c. {0,1,2,3,4,5,8} d. {(0,2),(3,1),(5,2),(8,4)} ***** Is the following relation a function? {(0.3,0.6),(0.4,0.8),(0.3,0.7),(0.5,0.5)} a. yes b. no ***** c. cannot be determined

Math
Determine whether each of the following function is invertible and very briefly explain your answer. a) The function that pairs the number of days since your birth with your age in years. b) The function that pairs the speed of your car in miles per hour with the speed in ...

Calculus
Consider a differentiable function f having domain all positive real numbers, and for which it is known that f'(x)=(4-x)x^-3 for x>0. A. Find the x-coordinate of the critical point of f. Determine whether the point is a relative maximum, a relative minimum, or neither for ...

math
Determine whether the function of f(x)=[[x+1]] is odd, even, or neither. I figured since it's a step function it automatically couldn't have symmetry and therefore is neither. and doing the whole f(-x) thing: f(-x)=[[-x+1]] which is not equal to f(x) or -f(x). so the answer ...

Pre-Calc
Determine whether the function is even, odd, or neither. f(x)= 7x^(3/4) How do you do this with a fraction?

Algebra
We were asked to determine whether the equation defines y as a function of x. Could you explain this problem? y = x^2

Functions
Determine algebraically whether the function f(x)=2x^42x^2 2x+1 is odd, even or neither.

CALCULUS
How do I determine whether the function is even, odd, or neither. How do I describe the symmetry? ex 1) f(t)= t&2 +2t -3

algebra
find the following for the function f(x)= (x+5)^2(x-1)^2 a) find the x and y intercepts for the polynomial function f b) determine whether the graph of f crosses or touches the x axis at each x intercept C) put all information together to obtain the graph of f

math
If you switch the domain and range of any function, will the resulting relation always be a function? Explain your answer with examples.

Math
Determine whether each verbal description represents a linear function or not. Correct me if I'm wrong on any of these!! 1. Jova walks quickly for 25 minutes then she rests for 5 minutes before continuing on for another 10 minutes. (NOT A LINEAR FUNCTION) 2 A rock that is ...

Math
Determine whether each verbal description represents a linear function or not. Correct me if I'm wrong on any of these!! 1. Jova walks quickly for 25 minutes then she rests for 5 minutes before continuing on for another 10 minutes. (NOT A LINEAR FUNCTION) 2 A rock that is ...

Math
Determine whether each verbal description represents a linear function or not. Correct me if I'm wrong on any of these!! 1. Jova walks quickly for 25 minutes then she rests for 5 minutes before continuing on for another 10 minutes. (NOT A LINEAR FUNCTION) 2 A rock that is ...

Math (functions)
How can I tell whether a function will be reflected in the x-axis or y-axis and whether it will be horizontally and vertically compressed or not? For example, this function: y=-2f(4(x-2)) + 8

Pre cal
In a sinusoidal,function, how do you determine whether or not y= sin4(x) has a period of 2 pi If it is equal to 2 pi then what is a sinusoidal function that is not equal to 2 pi

Algebra2
Determine whether the function represents exponential growth or decay. Then find the y-intercept. y=4(5/6)^x

algebra
Y=X^2 -4x -32. Use this function and determine whether the parabola opens up or down; explain your conclusion. Thank you.

math
1. There are many ways to describe relations and function. Consider the relation shown as a set of ordered pairs: {(2,3),( −1,5),(4,3),(0,5),(3, −2)} a. Describe this relation in three different ways:

Math
Determine whether the function is periodic. State the period, the domain and the range of g(x)= 2 cos 2x+3 sin 5x

Precal
1. Determine whether -9x+11y^3-3=-7x^2 defines y as a function of x. Please show all of your work. (Points : 5)

Algebra
12. Determine whether y varies directly with x. If so, find the constant of variation and write the function rule. x - 1, 2, 5 y - 1, 2, 5

Math
Determine whether each verbal description represents a linear function or not. Correct me if I'm wrong on any of these!! 6.The price for x pounds of cheese at $6.99 per pound (LINEAR FUNCTION) 7. A car accelerating on the highway to reach a speed of 62 mph then slowing down ...

Math
Determine whether each verbal description represents a linear function or not. Correct me if I'm wrong on any of these!! 6.The price for x pounds of cheese at $6.99 per pound (LINEAR FUNCTION) 7. A car accelerating on the highway to reach a speed of 62 mph then slowing down ...

Math
Determine whether each verbal description represents a linear function or not. Correct me if I'm wrong on any of these!! 6.The price for x pounds of cheese at $6.99 per pound (LINEAR FUNCTION) 7. A car accelerating on the highway to reach a speed of 62 mph then slowing down ...

Physical Chemistry3
The specific volume of water is given quite accurately by the empirical relation ln(v) = −6.7081 + 1.01257 ln(T) + 280.663/T Use this relation to derive an equation for the coefficient of thermal expansion and determine the temperature at which this quantity is equal ...

Physical Chemistry3
The specific volume of water is given quite accurately by the empirical relation ln(v) = −6.7081 + 1.01257 ln(T) + 280.663/T Use this relation to derive an equation for the coefficient of thermal expansion and determine the temperature at which this quantity is equal ...

math
okay, sorry for last post but this one i'm stuck on. Use the vertical line test to determine if the relation {(–6, –2), (–2, 6), (0, 3), (3, 5)} is a function. Explain your response sorry that i cant put the graph down. those numbers are points in a graph. ok, all the ...

Math - Int Trig
31) Locate, name, and classify the extrema of the function. Determine intervals which the function is increasing and decreasing f(x) = -x(x^2 - 2) 32) Determine the end behavior of the function f(x) = 2x - x^3

physics
At t= 0, a particle starts from rest at x= 0, y= 0, and moves in the xy plane with an acceleration ->a (vector) = (4.0ihat+ 3.0jhat)m/s^2. Assume t is in seconds. Determine the x component of velocity as a function of time t. Determine the y component of velocity as a ...

Precalculus with applications
Determine whether the system of inequalities is infeasible, has alternate optimal solutions, or is unbounded for the function f(x,y)=2x+y

Math
Determine whether or not F is a conservative vector field. If it is, find a function f such that F = ∇f. If it is not, enter NONE. F(x, y) = (3x^2 − 2y^2) i + (4xy + 2) j

Algebra
Find the following function f(x)=(x+3)^2(x-1)^2 (a)Find the x and y intercept of the polynomial function f. (b) Determine whether the graph of the f crosses or touches the x-axis at each x intercept. (c) Put all the information to obtain the graph of f.

math algerbra 2
blah this is making no sense, please help me: If you switch the domain and range of any function, will the resulting relation always be a function? Explain your answer with examples.

Math
Determine whether the equation defines y as a linear function of x. If so, write it in the form y = mx + b. Can someone please break this down to someone who's terrible in math. 6x-9y^2+8=0 a. y=6x+8 b. y=6/9x-8 c. y=6x-8 d. y=6/9x+8 e. y is not a linear function on x.

math
I know It's probably an easy question but I don't know remember how to do it. Show the work to determine if the relation is even, odd, or neither. a ) f(x) = 2x^2 - 7 b) f(x) = -4x^3 - 2x c) f(x) = 4x^2 - 4x + 4 If f(-x) = f(x), for any x, the function is even. If f(-x) = -f(x...

Math
For each function, i) determine the corresponding reciprocal function, y =1/f(x) ii) state the non-permissible values of x and the equation(s) of the vertical asymptote(s) of the reciprocal function iii) determine the x-intercepts and the y-intercept of the reciprocal function...

Algebra Check
What is the domain of the function below? ((0,2),(3,1) (5,2) (8,4)) a. (1,2,4) b. (0,3,5,8)** c. (0,1,2,3,4,5,8) d. ((0,2),(3,1) (5,2) (8,4)) Is the following relation a function? ((0.3,0.6), (0.4,0.8), (0.3,0.7), (0.5,0.5)) a. yes b. no** c. cannot be determined What is the ...

college algebra
Use the intermediate value theorem to determine whether the polynomial function has a zero in the given interval. f(x)=8x^5-4x^3-9x^2-9;[1,2]

algebra
Determine whether each expression is a polynomial. If it is a polynomial, find the degree and determine whether it is a monomial, binomial, or trinomial. 1. 7a^2b + 3b^2 – a^2b 2. 6g^2h^3k

Algebra II
Need help please. Thank you. 1. Determine whether the function has a maximum or minimum. State that value. f(x)= -2x^2-4x 2. Determine what c would in order to complete the square. x^2-5x+c 3. Solve the quadratic by factoring. 3x^2-16x+5=0 4. Solve the quadratic by factoring. ...

VERY URGENT MATH(Formalizing Relations & Functions
What is the domain of the function below? {(0,2), (3,1), (5,2), (8,4)}? (1point) Is the following relation a function? {(0.3, 0.6), (0.4, 0.8), (0.3,0.7), (0.5,0.5)} (1point)

Physics urgent help needed!
Suppose the position of an object is given by ->r(vector) = (3.0t^2*ihat - 6.0t^3*jhat)m. Where t in seconds. Determine its velocity ->v as a function of time t. Determine its acceleration ->a as a function of time t. Determine ->r at time t = 2.5 s. Determine ->...

Math
An angle θ satisfies the relation csc θ cos θ = -1. A) Use the definition of the reciprocal trigonometric ratios to express the left side in terms of sin θ and cos θ. B) What is the relation between sin θ and cos θ for this angle? C) Determine two possible values for θ.

Math
Can someone help me with this I figured out a similar problem P(x) = xsquare+5 over 50 for x = 1 got 0.12 But having problems on how to plug the numbers into this problem. you don't have to use these numbers but if someone could do an example for me I would appreciate it. Test...

Math (Function differentiable)
Determine whether the function is differentiable at x=2 x^2+1 for x<(or equal to) 2 4x-3 for x>2 I did the math for the limits of both equations and they both approach to 4. So that means they are differentiable right?

Algebra2
Complete parts a – c for each quadratic function. a. Find the y-intercept, the equation of the axis of symmetry and the x-coordinate of the vertex. b. Make a table of values that includes the vertex. c. Use this information to graph the function. 1. f(x) = 2x2 2. f(x) = x2...

Determine without graphing
Determine without graphing, whether the given function has a maximum value and then find the value. f(x)=3x^2+30x-1

Math
Determine whether or not the function is one-to-one. 1. f(x) = 2x - 7 2. f(x) =(11x − 5)

Math
Determine whether the function is one-to-one. If it is, find itd inverse. f(x)= 3x+4 over 5

Algebra 2
Determine whether the function is even, odd, or neither. f(x)=-4x²+5x Its odd right?

Trig
a) Determine the equation of a sine function that would have a range of {y€R|-7<(or equal) Y <(or equal) 1} and a period of 135degrees. b) determine the cosine function that results in the same function an part (a). Any help provided will be greatly appreciated.

maths/ physics
An aircraft P flying at a constant height has a velocity of (300+j400)km/h. Another aircraft Q at the same height has a velocity of (200+j500) km/h. Determine a)the velocity of P in relation to Q. b) the velocity of Q in relation to P

Pre-Calculus
For the function f(x)=12x^3+4x^2-27x-9 describe the end behavior. Find the real zeros of f and determine whether the graph crosses or touches the x-axis at each x-intercept. Use the zeros of f and test numbers to find the intervals over which the graph of f is above or below ...

Grade 11 MAth
Determine the equation of a sine function that would have a range of {y| -4 ≤ y ≤ 1, y ε R} and a period of 45o. Determine the cosine function that results in the same graph as the function above. Deter

math-calc
Consider the function f(x)= (2x+8)/(6x+3). For this function there are two important intervals: (-inf, A) (A, inf) and where the function is not defined at A . Find A For each of the following intervals, tell whether is increasing (type in INC) or decreasing (type in DEC). ...

math9
which relation is NOT a function? 1) {(1,5),(2,6),(3,6),(4,7)} 2) {(4,7),(2,1),(-3,6),(3,4)} 3) {(-1,6),(1,3),(2,5),(1,-7)} 4) {(-1,2),(0,5),(5,0),(2,-1)}

Math
How do you know if a relation is a function?

Math
Which relation is NOT a function? Y=0 X=2 Y=2x Y=x+2

algebra
Is the relation a function{(14,15),(5,7),(3,10),(11,1),(5,8) yes or no

Math
{(-8,-6),(-5,2),(-8,1),(7,3)} Is this relation a function?

Math
{(-3,-7),(-2,-7),(4,-7),(5,-7)} Is this relation a function?

math
Is the relation a function? 4 -> 8 7 -> 11 10 -> 14 12 -> 10 A. yes B. no

Algebra
Consider the quadratic function f(x) = – x^2 + 10x – 26. Determine whether there is a maximum or minimum value and find that value.

Determining symetry
Determine algebraically whether the graph of the function g is symmetric with respect to the x-axis, y-axis, or origin. g(x)=[(x^2)+(y^2)]^2=2xy

Math
Determine whether the function x^3+x^2-1 is even, odd or neither. I thought it was odd because it has one negative sign is this correct

College algebra
Determine without graphing, whether the given function has a maximum value and then find the value. f(x)=3x^2+18x-6

Algebra III / Core II
It has been since the beginning of last year since I last did this math and the teacher I currently have is a sub and doesn't know what the heck she's doing either - so if anyone can help me, that'd be oh so amazing! a. Solve d=rt in terms of d and t. b. solve p=4q + 12r for q...

Discrete Structures
Consider the divisibility relation on the set S = {-5,-3,-2,2,3,5} To be more precise, this is the relation: R = {(x, y) ∈ S^2| x divides y}. Is the relation Reflexive? Symmetric? Anti-symmetric? Transitive? ----------------------- The relation is reflexive because all ...

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