2,195 Answered Questions for the topic Pre Calculus
Pre Calculus
02/07/17
Pre Calculus help
if cos x = 5/8 and sin x < 0, find the values of the other five elementary trigonometric at x. Draw a sketch with an appropriate reference triangle. sin x = tan x =sec x = csc x =cot x =
Pre Calculus
01/20/17
Please Help!!!
Find the points P1(x1, y1), P2(x2, y2), and P3(x3, y3) on the line segment joining A(6, 8) and B(9, 3) that divide the line segment into four equal parts. (The points on the line are ordered A, P1,...
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Pre Calculus
01/10/17
What are coordinates of the vertex of the quadratic function y=-3(x-4)^2 +1
Help please
Pre Calculus
01/10/17
1st 3 terms in sequence are 9,13,17... What is the expression for tn in terms of n, what is the 20th term t20 for sequence.
Help please
Pre Calculus
01/08/17
How many people are in the group
A group of people would like to buy a vacation cabin for $600,000, sharing the cost equally. If they could find five more people to join them, each person's share would be reduced by $6,000. How...
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01/04/17
The point (-3, 3) lies on the terminal side of an angle in standard position. Find the value of theta in degrees.
Anybody know how to solve it and what's the answer?
Pre Calculus
12/21/16
y=3 tan x/4
I neend help finding the asystoptote and solving the problem
I have pre calculus
12/11/16
Draw the graph representing High and low tide from midnight. Make a trigonometric function that describes the high and low tide behavior from midnight.
a beach has reported its high tide to be at a depth of 58ft and its low tide to be at a depth of 2 ft. High tide occurs at 6:30 am while low tide occurs 6 hours and 12 minutes after high tide. Draw...
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Pre Calculus
12/08/16
Find a polynomial P(x) with real coefficients having a degree 6, leading coefficient 4, and zeros 3, 0 (multiplicity 3), and 4-4i.
i need to know how to make this equation
Pre Calculus
11/26/16
If a city of 180,000 has an expected growth rate of 4%, how big will it be in 5 years?
P=Aent
The population of a city grows according to P=Ae^nt where projected population is P, starting population is A, time in years is t, and n is an observed or expected rate of increase in...
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Pre Calculus
11/11/16
1. Using the procedure described in the lesson, use limits to determine df/dx for f(x)= x³ . Be sure to show the main steps of your derivation.
1. Using the procedure described in the lesson, use limits to determine df/dx for f(x)= x³ .
Be sure to show the main steps of your derivation.
Pre Calculus
11/11/16
Find the slope of f(x)= x³ at each of the following points. a. x = 0 b. x = 1 c. x = 2 d. x = -1
I need help with an assignment in my pre-calculus class on universal class :
Find the slope of f(x)= x³ at each of the following points. a. x = 0 b. x = 1 c. x = 2 d. x = -1
Pre Calculus
11/04/16
f(x) = x2 − 10x + 26
Determine whether the following function has a maximum, a minimum, or neither. If it has either a maximum or a minimum, find what that value is and where it occurs. Reduce all fractions to lowest...
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Pre Calculus
11/03/16
A square lawn has area 3200 ft squared . What is the radius of the? circle?
A square lawn has area 3200 ft squared A sprinkler placed at the center of the lawn sprays water in a circular pattern that just covers the lawn. What is the radius of the? circle?
Pre Calculus
10/26/16
A carousel makes 12 revolutions during a 5-minute ride. What is the angular frequency of the carousel?
How do you find angular frequency in word problems?
10/25/16
35 T-Shirt order costs 337.50. 56 cost 516. Include shipping and handling. Cost per shirt? Shipping and handling Charge? Linear Equation?
The first order was for 35 T-shirts and it cost $337.50. The second order was for 56 T-shirts and it cost $516. The prices include a standard shipping and handling charge. What is the cost per...
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10/21/16
how much was invested in each vehicle?
Country Day's scholarship fund receives a gift of $ 188240.607247983. The money is invested in stocks, bonds, and CDs. CDs pay 2.5 % interest, bonds pay 5.5 % interest, and stocks pay 10.1 %...
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Pre Calculus
10/10/16
slope is – 2/7 and the x-intercept is ( – 7 , 0 )
Find the equation of the line in the form ax+by=c
Pre Calculus
10/02/16
A number divided my 9 is equal to the number decreased my 80. Find the number
Can you please solve for me
express the following function f(x) as a composition of two functions f and g: f(g(x)) F(x)=x^2/(x^2 +4) Part 1: What function is g(x) Part 2: What function is
express the following function f(x) as a composition of two functions f and g: f(g(x))F(x)=x^2/(x^2 +4) Part 1: What function is g(x)Part 2: What function is f(x)PArt 3: Verify that f(g(x))=F(x)
Pre Calculus
09/20/16
-4f(x-1)+2 has both rigid and non rigid transformations. True or false
Transformations
09/12/16
The hardwood Floor Word Problem
Jason and Omar are laying a hardwood floor. Working alone, Jason can do the job in 20 hours. If the two of them work together, they can complete the job in 12 hours. How long would it take Omar to...
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