1,744 Answered Questions for the topic Functions
Functions Calculus
05/04/20
parent function
how would you sketch the parent function (before transformations) for : f(x) = 2(3)x + 1 g(x) = -1/2 (1/3)xh(x) = -5 (1.5)xb(x) = 4 (1/2)x
Functions Calculus
05/04/20
How would you simplify these radicals completely ??
a. √50 b. √32 / 4 c. √2 • √10 d. e. f. -√12 - 2 √3 - 2 √20
Functions Calculus
05/03/20
Exponential question
The half-life of a radioactive material is 12 days. a) Determine how much of a 5-kg sample of this material would remain afteri) 4 days ii) 3 weeksb) When would there be 500 g of radioactive...
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Functions Calculus
05/03/20
Growth rate math question
The population of Littleton is currently 23 500. Given that Littleton’s exponential growth rate is 2.3% per year: a) Predict the population in 10 years given that the growth rate remains at...
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Functions Calculus
05/03/20
calculus math question
The population of a bacteria culture doubles every 0.5 hours. An experiment begins with 620 bacteria. a) Determine the number of bacteria after i) 3 hours ii) 700 minutes b) When will the number of...
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Functions
05/01/20
Exponential question
Anne bought a new car for $35 000 and sold it five years later for $18 475. Assume that the value of the vehicle depreciates exponentially. Calculate the annual rate of depreciation.
Functions Algebra 1
04/30/20
Need help answering 9th grade problem. Roller coaster
You are riding a roller coaster when a shoe falls off your foot. The function y=170-16t2 represents the height (in feet) of the shoe seconds after it falls off your foot. The shoe lands on the...
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Functions Calculus
04/29/20
Exponential models
State the exponential equation for a quantity, Q, as a function of time, t, that is increasing by 8% each day. Assume that it starts with a value of 100.
Functions Algebra
04/25/20
Given the function described by f(y) = -2y + 18, find the following: f(y + 11)
optimization question
Find the maximum area of a rectangle inscribed in the region bounded by the graph of y= 4-x / 2+x and the coordinate axes
04/22/20
Please Help Me! I Need To Know If I Got The Correct Answer!!!
If f(x) = x2 + 3x , find f(-3) for the Domain = {Positive Integers}.(A) 0(B) 18(C) 27(D) ∅(E) None of these I got (A) 0. Is this correct?
04/22/20
PLEASE help me! I need to know if this is correct!!!
Find fg(7) if f(x) = x + 4; D = {Reals} and g(x )= x2+ 4; D = {Positive integers}.(A) 583(B) 64(C) 125(D) ∅(E) None of the aboveFor this I got; (A) 583. Is this correct?
04/16/20
How do I find and classify the stationary points of a function using its derivative?
The function f(x)= 4x3 - 11x2 + 6x + 5The derivative: f'(x) = 12x2 + 22x + 6Task: Using this derivative, find and classify the stationary points of f(x).
A radioactive element, actinium, has a half-life of 4 seconds. You begin with 60 grams of actinium. a) Write an exponential equation describing the amount you would have left after t seconds.
A radioactive element, actinium, has a half-life of 4 seconds. You begin with 60grams of actinium.a) Write an exponential equation describing the amount you would have left after t seconds.b) Use...
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04/14/20
Rational Zeros of Functions
List all possible rational zeros for the function. (Enter your answers as a comma-separated list.)f(x) = 2x3 + 3x2 − 6x + 3
04/14/20
List all possible rational zeros for the function. (Enter your answers as a comma-separated list.) f(x) = 2x3 + 3x2 − 6x + 3
List all possible rational zeros for the function. (Enter your answers as a comma-separated list.)f(x) = 2x3 + 3x2 − 6x + 3
Functions Algebra 2
04/07/20
I just need to find the answer
A function is given as f(x)=ax+bIt is known that f(1)=6 and f(2)=10Work out the value of ab
Functions
04/07/20
What’s the rate of change of y=3x+4
Rate of change of this I really need it asap hejejwjwjjwjwhahahhsshhshshsggshhhhggfshqhahhshahahshsh
Struggling with this final question
Hey there!My name is Cam and I’m struggling with my algebra work right now. My teacher left to have her baby and our new teacher is not good, and doesn’t help or teach us. I really don’t understand...
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Need help with this question
Hi there! My name is Cam and for my distance learning, I’m struggling with the new concept of quadratics in my 8th grade algebra class. My new teacher for this class has not responded to any...
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04/02/20
Functions with Asymptotes and their applications
For the function f(x)=2-x calculate the following function values:f(1) =f(2) =
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