01/20/24
how many imaginary roots does the following polynomial function have?
p(x) = (x² - 5) (x² +4) (x² +10) (2x+6)
01/20/24
pre-calculus question
have a problem that I was able to get one out of two answers correct but am not seeming to get them both. I also have to have a very explanation for how I got both answers and since I have not...
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01/19/24
Differentiate the following functions. You do not need to simplify.
First question: f(x)=tan(lnx)+ln(5x3/2-1)For the first part, I got 1/x(sec2(lnx)) by doing the chain rule. The derivative of tan is sec2(x) and the derivative of ln(x) was 1/x, but I'm not sure how...
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What are the intervals for which the function f(x) = 6cospix is decreasing?
A. [n, n+1], where n is any integer.B. [2n, 2n+1], where n is any integer.C. [n, 2n+1], where n is any integer.D. [n+1, n], where n is any integer.I don't understand how my teacher solved this...
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Struggling on this question, how would I solve this in the most simple way possible?
(No calculator allowed)Find all of the critical numbers for f(x) = 3sinx - 3xcosx.A) x = 2kpi for any integer kB) x = (2k + 1)pi for any integer kC) x = (2k+1)pi/2 for any integer kD) x = kpi for...
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How to solve this behavior of log function question?
(No calculator allowed)Which interval correctly represents all values of x where f(x) = ln|x| is increasing?A. (-infinity, -1] U [1, infinity)B. (0, infinity)C. (-infinity, 0) U (0, infinity)D. [1,...
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01/18/24
Need hep with Initial Value Problem
Hello I keep getting stuck on these two problems and can't seem to figure out how to solve it
y'=2-y , y(0)=1
y'=y(2-y) , y(0)=1
01/17/24
The heighthof the right triangle shown is increasing at a rate of 1 unit/s. Find the rate at which θ (in rad/s)is changing when h= 8
Base is 6 units. that is all given. (right triangle)
01/17/24
The relationship between displacement s and velocity v is given by (1/3)s^2 -4v^2 =12 find the acceleration (a) at any time.
Rate of change question.
01/17/24
I'm not to sure but it deals with f o g
Let ƒ (x) = 5 - [sqrt]x^2+1 and g(x) =x - 4.Then (ƒ ∘ g)(6)= ,(ƒ ∘ g)(x)=
01/17/24
Express functions
Express the function ℎ(x)=(x+9)^8 in the form f ∘ g. If f(x)=x^8, find the function g(x).Your answer is g(x)=
01/16/24
find g(x) where g(x) is the reflection across the x-axis of f(x)=6x-2. write your answer in the form mx+b where m and b are integers
find g(x) where g(x) is the reflection across the x-axis of f(x)=6x-2. write your answer in the form mx+b where m and b are integers
01/14/24
answer question
The rate r at which a disease spreads in a population of size P is jointly proportional to the number x of infected people and the number P − x who are not infected. An infection erupts in a small...
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