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Precalculus Questions
3. Find a formula for f−1(x) and state the domain.
1. Make the tables of values and sketch the graph of the equation. Find the x...
Una repartidora de periódicos tarda 15 minutos en entregar los periódicos que le corresponden, pero si...
Factor this polynomial x5 +3x4 -9x3 -31x2 +36 =p(x)
Find the absolute maximum and minimum values of each function over the indicated interval, and indicate...
Part I Please TYPE out EACH answer Using two or more complete sentences, describe how you...
Question 1. For each of the angles given below, find a positive angle less than ???°or...
Give a description of why the law of cosines holds. That is, "prove" the law of...
Find the polynomial with real coefficients of the smallest possible degree for which 4i and 1+i...
can someone explain how to get y=3cotx over a one period interval? i need to show...
Marginal Revenue for Producing Loudspeakers The management of Acrosonic plans to market the ElectroStat, an electrostatic...
Solve please 10-sin theta = cos 2theta
Find the exact value sin(2arctan( −a/b ) + arccos(a)), where a > 0, b > 0,...
A radio manufacturer charges $90 per unit for units that cost $60 to produce. To encourage...
Please show complete, step by step working. Solve the following equations for 0 ≤ x ≤...
Add the two vectors to find the resultant vector C which is equal to A +B...
Find the standard form of the equation of the hyperbola satisfying the given conditions. Foci at...
Convert the following complex number to polar form, z= -(sqrt(3))/3+(i/3)
The distance between Harvard and California institute of technology is 2766 miles. Determine the average speed...
A builder has a large plot of land and wishes to fence in 60,000 square feet...
The circumference of a unit circle is 2π. The absolute value of -3π/2 is: ? of...
determine what kind of conic is represented by the equation r= 1/ 6+4 sin theta.
An airplane is headed on a bearing of 170° at an airspeed of 223 km per...
A small radio transmitter broadcasts in a 65 mile radius. If you drive along a straight...
Find the exact value of the expressions cos(a+b), sin(a+b) and tan(a+b) under the following conditions: cos(x)=12/13,x...
37. An oil company plans to sell one oil well, and wants to use the present...
A manufacturer has determined that the growth rate of sales S (in units) of a...
Credit institution RichBank and credit institution SwissBank make two different offers on their saving account options...
A small radio transmitter broadcasts in a 40 mile radius. If you drive along a straight...
Find the exact solution(s) to the equation: 17x2=1720−x17x2=1720-x x=x= The polynomial P(x)P(x) of degree 4 has...
1. a) For the polynomial f(x) = ?4 − 4?^3 + 22?^2 + 28?− 203, find...
Find the exact values of the six trigonometric functions of the angle θ shown in the...
Because this function is continuous to the interval [-10,10], we can apply the extreme value theorem....
2cos2x = 3 sin x
Find the sum of the finite geometric sequence. (Round your answer to three decimal places.) 22...
|2x-3|<|x+4|
Draw a picture and state the law of sines and the law of cosines. Make sure...
Find the equivalent payment that needs to be made in 9 months from today instead of...
A ferris wheel is 25 meters in diameter and boarded from a platform that is 1...
For the function y = 4sin(π/4x - π/2) -3 list when the average rate of change...
A Pizza Place offers 10 different toppings on their pizzas. Without the use of a calculator...
A pizza with a temperature of 90 degrees C is taken to a dining room whose...
Use Pascal's Triangle or the Binomial Theorem to find the coefficient on the x3y2 term in...
Solve sin(5x)cos(9x)−cos(5x)sin(9x)=−0.45sin(5x)cos(9x)-cos(5x)sin(9x)=-0.45 for the smallest positive solution.
y=4tan(2x-2π) (Sketch one complete cycle of the equation) Do not know how to graph the problem.
A typical long-playing phonograph record (once known as an LP) plays for about 24 minutes at...
Q1. (a) Find the equation of the tangent to the curve f(x)=x^2+4x+2 at the point where...
The admission fee at an amusement park is $1.50 for children and for adults. On a...
I am finding the topic "Modelling with Functions" challenging. In particular, I have difficulties in translating...
A distance swimmer can average 2km/h relative to the water (in still water). One morning she...
A rancher with 1000 feet of fencing wants to enclose a rectangular area and then divide...
Kevin is an auto mechanic. He spends 2 hours when he replaces the shocks on a...
Determine whether each point lies on the graph of the equation. a) Equation: ? = ?2...
1. Solve sin(x)= √2/2 over the interval [0,2π). 2. Solve 4cos(x)+1=3 over the interval [0,2π). 3....
The demand curve for original Iguanawoman comics is given by q=. (460 − p)2 150 (0...
A) Prove the trigonometric identity (tan x + 2)^2 = sec^2 x + 4 tan x...
1). a=6 b=7 c=11 Find A, B, C 2) a= 4 c=6 B=30 Find b, A,...
Use the Factor Theorem to show that x − c is a factor of P(x) for...
Find all solutions to the given equations. Then find all solutions in the interval [0,2pie) a....
what is the polar form of x^2 - 4x + y^2 + 2y = 0
List all the holes for the function y=2x3+x2−25x+12 / 2x3+5x2−83x+40 and for the function y= x3+x2-44x-84...
An equation of a hyperbola is given. x2 − 3y2 + 48 = 0 a) Find...
Complete the table by finding the balance A when P dollars is invested at rate r...
Which of the following could be the perimeter of an equilateral triangle with integral side-lengths? 1....
The monthly cost (in dollars) of a long-distance phone plan is a linear function of the...
the focus of a parabola opening upwards is at the point (-1,7) the point (11,12) is...
Which bank has the best effective annual yield? A) Badger Bank with a nominal rate of...
Evaluate the surface integral (double integral) over S: G(x,y,z) d sigma using a parametric description of...
The production P of a certain product depends on the labor L and the quantity of...
Refer to the graph of y = sin x or y = cos x to find...
A function is given. f(x) = 5 − 3x^2; x = 4, x = 4 +...
Find the maximum and minimum values of the objective function f(x, y) and for what values...
One U.S. Coast Guard station is located 105 miles due east of a second station....
All the real zeros of the given polynomial are integers. Find the zeros. (Enter your answers...
Find the limits, if exists 1. lim?→−6 ?^2 − ? + 4/6 − ? = 2....
(Please type instead of writing on a paper, and scanning it. Some of the handwritings on...
find the standard form of the equation of the hyperbola satisfying the given conditions. Foci at...
A family drives 1080 miles to a vacation lodge. On a return trip it takes the...
There was approximately 25,000 fish in the pond on March 21. There were approximately 100,000 fish...
Construct a polynomial function with the following properties: third degree, only real coefficients, −5 − 5...
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