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1,140 Answered Questions for the topic Functions

While proving the continuity of function f(x)=sin(x) or f(x)=cos(x) why do we put sin(c+h) or cos(c+h) in place of x ? Please explain

Example: Lim f(x) = Lim [sin x] = Lim [sin (c+h)] X tends to 0

Cliff left point A at 8 A.M. walking east at 3 kph. Renz left point A at 9 A.M. walking north at 4 kph.

PLEASE HELP ME TO ANSWER IT I DON'T GET IT. THANKS IN ADVANCE :)(a) Express the distance between Cliff and Renz as a function ofthe time t elapsed since 8 A.M.(b) How far apart are Cliff and Renz... more
Functions Math Precalculus

5d

Given the function below, find the domain of (f∘g)(x)

f(x)=1/13x−26g(x)=root2x+24How to find the domain
Functions Algebra 1 Calculus

6d

At noon, a car leaves town A on a street road, heading south at 60 km/h, and a plane 4 km above the ground passes over town A heading east at 650 km/h.

PLEASE HELP ME ANSWER THIS QUESTION ITS SO HARD FOR ME TO ANSWER.(a) Express the distance r travelled by the car and the distance s travelled bythe plane as functions of time.(b) Express the... more

11d

Evaluating Functions

The functions f and g are defined as followsf(x) = 3x^2 -3x g(x)= -2x+4Find f(-3) and g(6) Simplify

11d

Graph the function

P(x)= 10 ^- (x+1) / n(x)= -ln (x - 5){ GRAPH THE FUNCTIONS BELOW AND LABEL ANY ASYMPTOTES OR CRITICAL POINTS } Please help and explain/ provide a graph

11d

Graph the function

M(x)= - square root x+3 / n(x)= | x | - 4 { GRAPH THE FUNCTIONS BELOW AND LABEL ANY ASYMPTOTES OR CRITICAL POINTS } Please help and explain/ provide a graph

11d

Graph the function

s(x)= (x-1) ^1/2 +3 / t(x)= - 1/ (x + 3)^2{ GRAPH THE FUNCTIONS BELOW AND LABEL ANY ASYMPTOTES OR CRITICAL POINTS } Please help and explain/ provide a graph

11d

Graph the function/ label/ critical point

A(x)= -2 ^ -x +1 / b(x)= (x+2)^3{ GRAPH THE FUNCTIONS BELOW AND LABEL ANY ASYMPTOTES OR CRITICAL POINTS } Please help and explain/ provide a graph

11d

Graph the function

y= a f(x) { GRAPH THE FUNCTIONS BELOW AND LABEL ANY ASYMPTOTES OR CRITICAL POINTS } Please help and explain/ provide a graph

11d

Graph the Function

Y= f(x)+ or - m { GRAPH THE FUNCTIONS BELOW AND LABEL ANY ASYMPTOTES OR CRITICAL POINTS } Please help and explain/ provide a graph
Functions Statistics Trig

11d

Graph the following polynomial and write it in factored form. f(x)=x^4-x^3-55x^2+49x+294 f(x)=x 4 −x 3 −55x 2 +49x+294

how to graph and write in factored form f(x)=x4−x3−55x2+49x+294
Functions Math Calculus

26d

Calculus 1 confusing me

Fill in the blank with "all", "no", or "some" to make the following statements true.Note: if answer is "all", explain why.if your answer is "no", give an example and explainif your answer is... more
Functions Precalculus

27d

Evaluate the function at each specified value of the independent variable and simplify

g(y) = 7 - 3ya) g(0) b) g(7/3) c) g(s+2)
Functions Precalculus

27d

Evaluate the function at each specified value of the independent variable and simplify

g(y) = 7 - 3ya) g(0) b) g(7/3) c) g(s+2)
Functions

08/19/20

Let f(x)=x2-3x-7 find f(-3)

f(x)=x2-3x-7 find f(-3)
Functions Math Precalculus

08/18/20

|x-|x-1||= floor(x)

I am confused on how to find the answer of all x that fit into this equation and write it into interval notation.

08/14/20

College Algebra

An advertiser goes to a printer and is charged $46 for 80 copies of one flyer and $60 for 220 copies of another flyer. The printer charges a fixed setup cost plus a charge for every copy of... more
Functions Graphs Sequences

08/07/20

Solving a word problem using a system of equations of the form Y=Mx+b

Two pools are being filled with water. To start, the first pool contains 1900 liters of water and the second pool contains 1440 liters of water. Water is being added to the first pool at a rate of... more
Functions Precalculus

08/04/20

Write the quadratic function in the form

Write the quadratic function in the form f(x)=a(x-h)2+k.Then, give the vertex of its graph.f(x)=2x2+20x+48
Functions Calculus Derivative

07/31/20

For the demand function q=D(p)=500/(p+6)^5, find the following.

For the demand function q=D(p)=500/(p+6)^5, find the following,a) The equation for elasticity. (This is where I need the most help. Every step is extremely helpful.)b) The elasticity at p=4,... more

07/24/20

Determine the long-run behavior of the function: y= (7^t+4)/(4^t+6)

y --> infinity as t --> infinityy --> _____ as t--> -infinity
Functions

07/19/20

it is about math please show work how you find the answer

1. Express each of the following time periods in terms of years.a)  months b)  days c)  weeks2. For each of the following, determine the interest rate per compounding period.a)  per year,... more
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