1,744 Answered Questions for the topic Functions

Functions Math Grade11

07/17/21

determine the x-intercepts of the function f(x) = 12x^2 + 5x - 2
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Functions Math Grade11

07/17/21

Without actually solving, determine the number of zeros for the function 2x^2 - 8x - 3. Explain your answer (use the discriminant).
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Functions Math Grade11

07/17/21

Without actually solving, determine the number of zeros for the function f(x) = 2x^2 - 6x - 7. Explain your answer (use the discriminant).
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Functions Math Grade11

07/16/21

Find the zeros for the function. g(x) = 16x^2 - 40x + 25. Show your work.

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07/15/21

Solve the equation  6(9)^x-17(3^x)+5=0 and determine all solutions to the equation: 2^(3x)+2^(2x)-26(2^x)+24=0
Solve the equation 6(9)^x-17(3^x)+5=0 and determine all solutions to the equation: 2^(3x)+2^(2x)-26(2^x)+24=0
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07/15/21

Quadratic Functions
 The path of a rocket is given by the function, h(t)=-15t2+150t+365, where “h” is the height in metres and “t” is the time in seconds.a) What is the maximum height of the rocket? b) At what time... more
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Functions Math Trigonometry

07/14/21

theme park math question
A popular ride at a theme park consists of a large wheel that starts in a horizontal position andas the ride picks up its rotational speed the wheel tilts up to a moderate acute angle. A... more
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Functions Math Calculus Algebra

07/14/21

Sinusoidal functions and applications
Go to document for better explanation and understanding:https://docs.google.com/document/d/1M2okhZo5Aea8YLAhm68xFrn9uYHy5tJbvyvyheMUni8/edit?usp=sharing
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07/14/21

trigonometry: terminal arm diagram
Link to document for better explanation:https://docs.google.com/document/d/1Tro4wgBI5zo3K4AotB1uaUoQTJVB7pLwc--7rhDne8Y/edit?usp=sharingI will try to summarise the question here: For this part of... more
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Functions Math Calculus Algebra

07/14/21

Exponential Functions - The domino effect
PART 2 – Exponential Functions – The Domino Effect The domino effect is a chain reaction that occurs when a small change causes a similar change nearby, which then causes another similar change,... more
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Functions Math Urgent Urgent

07/13/21

Michelle has written a function as 𝑓(𝑥) = 3𝑡 2 + 5𝑡 − 5. Is she correct? Explain.

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Functions Math

07/13/21

Given 𝑓(𝑥) = −3𝑥 − 1, determine the value of x if 𝑓(𝑥) = 14
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Functions Math

07/13/21

For the function 𝑓(𝑥) = 1 4𝑥+1 , determine 𝑓(−5).
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Functions Math

07/13/21

State the domain and range of y=sqrt(x-3). Is this a function?
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Functions Math Math Algebra

07/13/21

For some general function 𝑓(𝑥), explain the steps that you would use to determine the inverse f -1 (x)
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Functions Math Math Algebra

07/13/21

For some general function 𝑓(𝑥), explain the steps that you would use to determine the inverse f -1 (x)
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Functions

07/13/21

Given the two points (1, 3) and (2, 4.5), find the equation of the exponential function that passes through these two points.
Given the two points (1, 3) and (2, 4.5), find the equation of the exponential function that passes through these two points.
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Functions

07/13/21

Given the two points (1, 3) and (2, 4.5), find the equation of the exponential function that passes through these two points.
Given the two points (1, 3) and (2, 4.5), find the equation of the exponential function that passes through these two points.
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Functions

07/13/21

state whether the relation is a function a) y= -2√x-2+4
2.state whether the relation is a functiona) y= -2√x-2+4b) y=3 (x-2)2 -4
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07/12/21

Given the vertical asymptote, horizontal asymptote, x-intercept, y-intercept and 2 points. Solve the rational function.

The equation of a rational function has the form f(x)=(ax+b)/(cx+d). The function has a vertical asymptote at x=-2, horizontal asymptote at y=1, x intercept of 0, y-intercept of 0, and f(x) is... more
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Functions

07/09/21

inverse function

determine inverse function of f(x)=-2(x-3)^2+1
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07/08/21

Im not sure how to plug this into a formula
Determine the quadratic function that has the given roots and passes through the given point. Express each function in standard form a. 𝑥 = 2 ± √5, 𝐺𝑖𝑣𝑒𝑛 𝑃𝑜𝑖𝑛𝑡: (2,10) [5 T/I] b. 𝑥 = 1 3 𝑎𝑛𝑑 𝑥 =... more
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Functions

07/07/21

application of differentiation
Explain with reference to a diagram, how to determine by consideration of the sign of the derivative w.r.t x whether a function of x is increasing or decreasing as x increases
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07/06/21

Find the extreme value of function f(x,y) = x^2+2y^2 on the circle x^2+y^2 = 1?
I know how to find the extreme value of a function but here the question says "on the circle" which really confused me. So can anyone help me here !?
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Functions

07/03/21

g(x)= - x^2 - 6x + 2. Find g(0), g(1), and g(-3).

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