60 Answered Questions for the topic Precalculus Honors
Precalculus Honors
10/08/18
How to find the common ratio of a geometric sequence, if given only the first term as 200 and the sum of the first four terms as 324.8?
This is a problem our NEVER went over.
Precalculus Honors
10/01/18
P(x,y) is an arbitrary point on the parabola y=x^2
A= Express the distance "d" from "P" to the Point A(0,1) as a function of the y-coordinate of P
B= What is the minimum distance "d"
Precalculus Honors
09/18/18
pre calc question
A farmer has 360 meters of fencing and wants to fence off a rectangular field that borders a straight river. He needs no fence along the river. What are the dimensions of the field that has the...
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Precalculus Honors
09/18/18
pre calc question
4. Shannon’s cat, Poochie, loves boxes. She wants her finance to make a box for Poochie so that Poochie can jump in the box and sit whenever she wants. To make sure Poochie has enough room, the...
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Precalculus Honors
09/18/18
pre calc question
2. A farmer has 150 feet of fencing he is using to create a lot for his pack of llamas. he wants to keep them secluded in this fence which boarders his barn so they can no longer spit on his...
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09/02/18
Is it possible for a function to be symmetrical and yet neither even or odd? Explain.
symmetrical and neither even or odd?
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Precalculus Honors Parametric Equations
06/04/18
Parametric given the rectangular equation and one parametric equation
y=2sqrt(2x-3)+5; Domain x = (4,8); x(t) = 3t-5
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Precalculus Honors
10/12/17
The roots of f(x) are 3, 4, and 2. What are the roots of f(x^2+1)
please show work
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09/24/17
Supposed that f(x)= x^2+2x-8
a) What are the coordinates of the vertex?
b) Find the x-intercepts using algebra.
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09/24/17
For the following function....
f(x)= -x+1 if -1<= (read this as less than or equal to) x<1
f(x)= 2 if x=1
f(x)= x^2. if x>1
a) find f(0)
b) find f(1)
c) find f(2)
d) determine...
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Precalculus Honors
06/16/17
n2tcost - cos2tsint = 0 on the interval 0≤t≥2Π
Solve algebraically, exact solutions only, sin2tcost - cos2tsint = 0 on the interval 0≤t≥2Π
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Precalculus Honors
10/13/16
joe pearlman recieved a $2.75 pay increase. His salary after the increase was $34,037.50. What was his salary before the increase?
How do you solve this
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10/07/16
Precalculus Functions and Graphs Word Problem
A ball is thrown from 5 inches above the ground. After 2 seconds, the ball reaches a maximum height of 9 inches, and then lands back on the ground 5 seconds after it was thrown. Write a function...
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Precalculus Honors
05/31/16
A circle centered at the origin meets the line -7x+24y=625 tangentially. Find coordinates for the point of tangency.
Please explain how to get the answer step by step.
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05/31/16
what is the best option to verify sec(y)cos(y)=1
options
a. cot u =sin (u)/cos(u)
b. sec(-u)=sec(u)
c. 1+tan^2(u)=sec^2(u)
d.cos (u)=1/sec(u)
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05/21/16
Pre Calculus
Find the exact value of the expression tan(7pi/12)
a) 2(1+√3)-2
b) 2(1-√3)-2
c) -2(1+√3)-2
d) -2(1-√3)-2
05/21/16
Pre Calculus
Use the given triangle to evaluate the trigonometric expression. The graph is a right triangle, the side on the y-axis =5 and the side o the x-axis =12. The hypotenuse is not given. sin(y/2)=?
a)...
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05/21/16
Pre Calculus
Find the value for cos(x/2) if the following conditions hold: sin(x)=-12/13 and x is in quadrant 3
a) -√17/6
b) -√7/24
c) -√7/6
d) -√17/24
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Precalculus Honors
04/06/16
An airplane ascends at an angle of 22 degrees for a ground distance of 7850 feet. What height does it ascend
I need help with this
Precalculus Honors Alegbra 2
03/16/16
If 900 pounds of materials are placed in the vault, how much time would need to pass for only 357 pounds to remain?
The function A = A0e-0.01155x models the amount in pounds of a particular radioactive material stored in a concrete vault, where A0 is the original amount of material and x is the number of years...
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03/06/16
Write the expansion of: (x - y)^6
I am confused in this subject and it is very difficult to learn this subject on my own
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Precalculus Honors Trigonometry
02/04/16
Challenge Trigonometry Explanation, i don't understand what the question is asking me for.
So my teacher asked us challenge problems for this
1.Is the statement tan(x-y)=tan(x)-tan(y) true for all values of x and y?
2.Given the sum and difference identities for sine and cosine, explain...
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Precalculus Honors
01/13/16
What is the value of sec(x)?
If sin(x) cot(x) = 1/4, what is the value of sec(x)?
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Precalculus Honors
01/13/16
Find sin theta
If secΘ = 5/3 and 0° < Θ < 90°, find sinΘ
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