15,254 Answered Questions for the topic precalculus

Precalculus Math Calculus Sat Math

11/16/22

Find the slope of the tangent line to f(x)=x^2-x at x=1
Find the slope of the tangent line to f(x)=x^2-x at x=1Formula used: f(a+h)-f(a)/h
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Precalculus Math Calculus Sat Math

11/16/22

Find the slope of the tangent line to f(x)=x^2-x at x=1
Find the slope of the tangent line to f(x)=x^2-x at x=1Formula used: f(a+h)-f(a)/h
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Precalculus Math

11/16/22

situational problems involving the cotangent function in real life

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Precalculus Math Calculus Mathematica

11/16/22

A local beer distributor contracts with a nearby brewery to produce its signature brand of beer.
A local beer distributor contracts with a nearby brewery to produce its signature brand of beer.The distributor needs an amount of 8000 barrels of beer to meet their annual demand. Since the demand... more
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Precalculus Math Calculus Mathematica

11/16/22

Let f(x) be the perimeter of a rectangle with an area of 9 units^2 and one side with length x.
Let f(x) be the perimeter of a rectangle with an area of 9 units2 and one side with length x.f(x) = ?What is the minimum perimeter of all rectangles with this area?Perimeter =
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Precalculus

11/16/22

find the exact value of the expression below cos=(-1)/(\sqrt(2)) at (3\pi )/(4)
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Precalculus Math

11/16/22

situational problems involving "circular functions" with solution
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Precalculus

11/16/22

write the expression below as the cosine of an angle knowing the expression is the right side of the formula for cos (\alpha - \beta ) with particular value for \alpha and \beta
cos(120deg) cos(45deg) + sin(120deg) sin(45deg)
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Precalculus English Grammar Prealgebra

11/16/22

My qualifications as a Five Year Tutor as Top Five Public University

Hello! My name is Gianna Colby and I am a student at the University of Florida! Nice to meet you all! I have taken almost every AP and AICE, so I can tutor in a lot of those subjects. I got a... more
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Precalculus

11/15/22

complete the identity

sin x/ cos x + cos x/ sin x = ?
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Precalculus

11/15/22

Which equation could represent the graph shown, given that both a and b are positive numbers?
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Precalculus

11/15/22

Please HELP! If log_2 25=4.6438, the log_8 25=
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Precalculus

11/15/22

find a solution for the following function
Consider the following graph of the function g(x) which is a transformation of the cosine function, f(x)=cos⁡(x). Find a formula for g(x).g(x)=   (If the amplutide doesn't look like an integer, try... more
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Precalculus Math

11/14/22

Find all the zeros of f(x)=x^3+4x^2−19x+104 given that 2−3i is a zero.
x=
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Precalculus Math

11/14/22

f(x)=x^3+2x^2−14x+272 given that 3−5i is a zero.
x=
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Precalculus Math

11/14/22

Find all the zeros of f(x)=x^3+6x^2−11x+40 given that 1−2i is a zero.
x=
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Precalculus

11/14/22

assume the point is in the fourth quadrant
Assume the point (x,−22/25) is on the unit circle in the fourth quadrant.x=
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Precalculus Math

11/14/22

Make a list of all possible rational zeros of f(x)=5x^3+7x^2−81x+45, and then use this list to find all of the functions’s rational zeros, if any exist.
Rational Zero Candidates: ±Rational Zeros:
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Precalculus Math

11/14/22

Write the cubic polynomial function f(x) in expanded form with zeros −6, −4, and 1, given that f(−2)=−96 .
f(x)=
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Precalculus Math

11/14/22

Write a polynomial function f (x) in expanded form where the only zeros are −3 , 3 , and 7 .
a) f(x)=x3−8x2−9x+72b) f(x)=x3+7x2+9x−63c) f(x)=x3+8x2+9x−72d) f(x)=x3−7x2−9x+63
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Precalculus Math

11/14/22

Factor the polynomial f(x)=x4−8x3+128x−256 given that 4 and −4 are zeros.

Factored form: f(x)=Then identify all real zeros.If there are multiple zeros, separate the answers with semicolons (;);x=
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Precalculus

11/14/22

solve the equation
tan x + squareroot 3solve for tan x
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Precalculus

11/14/22

The count in a bacteria culture was 200 after 10 minutes and 1100 after 35 minutes. Assuming the count grows exponentially,
What was the initial size of the culture?   Find the doubling period.   Find the population after 60 minutes.   When will the population reach 11,000?
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Precalculus

11/14/22

Use complex zeros to factor f
f(x)=x^(4)+122x^(2)+121complex zeros: i,-i,11i,-11i
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Precalculus Math Calculus

11/14/22

By the Factor Theorem, what can be said about the polynomial function m(x) if m(3)=0 ?
Possible answers: a) x−3is a factor of m(x)b) x+3is a factor of m(x)c) m(x)has 3 real zerosd) m(x)has no real zeros
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