1,063 Answered Questions for the topic Pre-Calculus
01/17/22
Evaluate the following expressions. Write your answer in degree form. Cos^(-1) √3/2
Evaluate the following expressions. Write your answer in degree form. Cos^(-1) √3/2
01/09/22
log2 (x+4) +log2 (x-3) =3
Could someone walk me through the steps? I tried to factor to find x but it didn't work.
01/08/22
The shorter side of a rectangle is 92 cm and the angle made by the diagonal and the shorter side is 60.71 degrees. Find the length of the rectangle.
The shorter side of a rectangle is 92 cm and the angle made by the diagonal and the shorter side is 60.710. Find the length of the rectangle.
01/08/22
The angle of elevation of a building 80 m high from a man on the ground is 50.41 degrees. How far is the man from the building?
The angle of elevation of a building 80 m high from a man on the ground is 50.41 degrees. How far is the man from the building?
01/07/22
The angle of elevation of a building 80 m high from a man on the ground is 50.41 degrees. How far is the man from the building?
The angle of elevation of a building 80 m high from a man on the ground is 50.41 degrees. How far is the man from the building?
01/07/22
From the top of a cliff 350 ft high lighthouse, the angle of depression of a motorboat on the sea is 10.15 degrees. Find the distance of the boat from the base of the lighthouse.
From the top of a cliff 350 ft high lighthouse, the angle of depression of a motorboat on the sea is 10.15 degrees. Find the distance of the boat from the base of the lighthouse.
01/07/22
When the angle of elevation of the sun is 61 degrees, the building casts a horizontal shadow of 50 meters. How high is the building?
When the angle of elevation of the sun is 61 degrees, the building casts a horizontal shadow of 50 meters. How high is the building?
01/07/22
The shorter side of a rectangle is 92 cm and the angle made by the diagonal and the shorter side is 60.71 degrees. Find the length of the rectangle
The shorter side of a rectangle is 92 cm and the angle made by the diagonal and the shorter side is 60.710. Find the length of the rectangle
01/06/22
The angle of elevation of a building 80 m high from a man on the ground is 50.41 degrees. How far is the man from the building?
The angle of elevation of a building 80 m high from a man on the ground is 50.41 degrees. How far is the man from the building?Please show illustration.
01/06/22
Sketch the two cycles of the graph (starting from x = 0) of the given function. Indicate the amplitude, period, phase shift, domain and range and vertical asymptotes.
Sketch the two cycles of the graph (starting from x = 0) of the given function. Indicate the amplitude, period, phase shift, domain and range and vertical asymptotes.y = tan 2x
01/06/22
Sketch the two cycles of the graph (starting from x = 0) of the given function. Indicate the amplitude, period, phase shift, domain and range and vertical asymptotes.
Sketch the two cycles of the graph (starting from x = 0) of the given function. Indicate the amplitude, period, phase shift, domain and range and vertical asymptotes. y = -sec x
01/06/22
When the kite is 120 ft high, it makes an angle of 40 degrees with the level ground. How long is the string?
When the kite is 120 ft high, it makes an angle of 40 degrees with the level ground. How long is the string?
01/06/22
From the top of a cliff 350 ft high lighthouse, the angle of depression of a motorboat on the sea is 10.15 degrees. Find the distance of the boat from the base of the lighthouse.
From the top of a cliff 350 ft high lighthouse, the angle of depression of a motorboat on the sea is 10.15 degrees. Find the distance of the boat from the base of the lighthouse.
01/05/22
The angle of elevation of a building 80 m high from a man on the ground is 50.41degrees. How far is the man from the building?
1. The angle of elevation of a building 80 m high from a man on the ground is 50.41 degrees. How far is the man from the building?
01/05/22
Sketch the two cycles of the graph (starting from x = 0) of the given function. Indicate the amplitude, period, phase shift, domain and range and vertical asymptotes.
Sketch the two cycles of the graph (starting from x = 0) of the given function. Indicate the amplitude, period, phase shift, domain and range and vertical asymptotes. 1. y = 4...
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01/05/22
1. The shorter side of a rectangle is 92 cm and the angle made by the diagonal and the shorter side is 60.71 degrees. Find the length of the rectangle.
1. The shorter side of a rectangle is 92 cm and the angle made by the diagonal and the shorter side is 60.710. Find the length of the rectangle.
Pre Calculus
12/17/21
Express the function G in the form f o g
Express the function G in the form f ∘ g. (There is more than one correct answer. The function is of the form y = f(g(x)). Use non-identity functions for f(x) and g(x).)g(x)=1/x+5
12/13/21
pls help with algebra homework
Suppose P=f(t) is the population (in thousands) of town t years after 1990, and that and f(3)=14 , and f(10)=20Find a formula for f^-1(P)f^-1(50)
12/12/21
Pre Calculus Question
As we all know the zombie apocalypse starts with a single infected human. We found that 2 hours after the first infected there are 25 total infected. Assuming the population is not smart enough to...
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Pre Calculus Calculus
12/08/21
Hi, Please help me with this problem thank you :)
Question: "Be careful to label all the important parts of the graph; y-axis;x-axis, and at least 6 pointsy= 5 sin xI get the unit circle part, but what do I do with the x
11/27/21
Find the remaining zeros of f(x)
Information is given about a polynomial f(x) whose coefficients are real numbers. Find the remaining zeros of f.Degree 5; Zeros: -7, i, 7i
11/19/21
Sinusoidal Function (Word Problem)
At an amusement park, the Ferris wheel has a diameter of 42 ft, and it is positioned 5 feet above the ground. To ride costs 7 tickets, so Charlie wants to time the ride to make sure he gets his...
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Pre Calculus
11/12/21
k is a degree 5 polynomial that passes through the origin, has zeros i and 5 − i , and k ( − 3 ) = − 5850 . Find the equation for k ,
11/07/21
Can (-1)pi be a coefficient in a polynomial fucntion? For example, is f(x)=5x^4-pix^2+(1/2) a polynomial function?
5x4-πx2+(1/2)
11/03/21
Does anyone know the answer????
The terminal velocity of a 3×10^−5 kg raindrop is about 9 m/s . Assume a drag force FD=−bv.a) Determine the value of the constant b. Express your answer using one significant figure.b= _____...
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