1,744 Answered Questions for the topic Functions

Functions Algebra 1

12/04/20

Write a function to model this relationship, using  to represent the age of the baby in months?
Part A: The weight of a baby that was 7 pounds at birth is expected to gain 1.5 pounds per month in the first year. Write a function to model this relationship, using  to represent the age of the... more
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Functions

12/02/20

how do i find the value
Find the value of x so that f(x)=7
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Functions Calculus

11/28/20

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... more
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11/26/20

Use a double angle formula to determine the exact value of sin ( −13π / 12 )
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11/25/20

The blades of a windmill are 20 m in length and rotate at a speed of 4 rpm on a typical day.
a) Determine the exact angular velocity of the blades in radians per second.b) What distance does the tip of a blade travel in 2.5 minutes, to the nearest metre?
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11/25/20

Use a double angle formula to determine the exact value of sin ( −13π / 12 )
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Functions Math Algebra

11/25/20

Given that sin ( π/12) = 0.2588, use a co-related angle identity to evaluate cos ( 7π/12)
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11/25/20

Use a compound angle formula to determine the exact value of cos ( 11π/12 )?
can you please show me how to do this
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Functions Math Algebra

11/25/20

inverse functions college algebra problem
Let p be the price of an item and q be the number of items sold at that price, where q= f (p). What do the following quantities mean in terms of price and quantities sold? 1) f(30) is the A. rate... more
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11/25/20

inverse functions problem

fill in the blanks a) If f is one-to-one and f(13)=5, then f -1(5)= ____ and (f(13))-1=____b) If g is one-to-one and g(-12)=7, then g-1(7)=____ and (g(-12))-1=____
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Functions

11/19/20

Write an equation for the function.

$7 sign-up fee, plus $2 for every movie downloaded
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Functions Algebra

11/19/20

question about functions
If f(4)=10, how do I write the function for it?
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11/19/20

Which of the following definitions of g(x) and A would make f(x) continuous on R?

Consider f(x) be defined by the piecewise function. Which of the following definitions of g(x) and A would make f(x) continuous on R? f(x) = -2x - 2, x ∈ (- infinity, - 1 ) g(x), x ∈ A ... more
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Functions Numbers Struggling

11/19/20

can some please help me with a math problem?
determine the interest rate on a loan of $5400 if interest is compounded monthly for 72 months and finals of loan is $6965.35.list the values you used for present values, future values, number of... more
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11/15/20

Find the equation of the line in slope-intercept form:
A line passes through the points P(-2, -3) and Q(3, -5). Find the equation of the line in slope-intercept form.
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Functions Calculus Derivative

11/15/20

The total cost of producing x coffee machines is C(x)=2000+70x−0.1x2 A. Find the exact cost of producing the 21st machine B. Use marginal cost to approximate the cost of producing the 21st machine
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Functions

11/11/20

Given g(x)=3x+8, what is the value of g(-4)?
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Functions Math Trigonometry

11/08/20

Trigonometry functions

Sin^2 pi/12+sin^2 5pi/12
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11/08/20

Trig identities problem! Pls help
This is the given: csc (θ) = 5 and theta is in Quadrant 2,What is cot(θ) - cot(π-θ) + cot(θ-2π)?
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Functions Algebra 2

11/07/20

Need help for one function question
Let f(x) be a quadratic function such that f(x)=7 has one solution. The product of the roots of f(x) is 32. What is the sum of the roots of f(x)?It would be greatly appreciated if the steps were... more
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Functions

11/07/20

determine if an equation defines a function

determine if an equation defines a function y=x2-4
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Functions Math Calculus Sat Math

11/06/20

please help me. Determine, with support, a rational please help me .function of the form f(x) = g(x)/h(x) that has the following features. Justify your thinking for full marks.
 x − intercept: x =2/3 y − intercept: y = −4 point discontinuity (a hole) at (4, 4) a horizontal asymptote at y = 6 a vertical asymptote at x = −1
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11/05/20

Please help ? Determine, with support, a rational function of the form f(x) = g(x)/h(x) that has the following features. Justify your thinking for full marks.
x − intercept: x =2/3y − intercept: y = −4point discontinuity (a hole) at (4, 4)a horizontal asymptote at y = 6a vertical asymptote at x = −1
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Functions

11/05/20

How do I find the equation of a parabola given 2 points
i was given (4,0) and (28,6) and nothing else
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Functions

11/04/20

stuck on a math question ( functions)
a coin collection worth $900 appreciates at a rate of 8% per year.how much money will it be worth in 25 years?
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