Polynomials (4 & 5)
Which of the following is NOT a polynomial?
A) 13
B) 2x^2+1-5x^5
C) x^6-3x^4 + 2x^-2 -1
D) x
C
Find the inverse of
f(x) = 4x-16
f^-1(x) = 1/4x+4
Simplify:
e^6 * e^5
e^11
Write the exponential in Log form:
2^x = 7
Log2(7) = x
True or false: I was in a fraternity in college
Evaluate f(2) if
f(x) = 3x^3-2x^2+x-8
Find the Inverse of
f(x) = 3/2x+6
f^-1(x) = 2/3x-4 or
2/3(x-6)
Gary is putting money into a Roth IRA that has an interest rate of 3.2% that compounds weekly. If he starts his Roth with $1500, how much money will be in the account after 45 years? Round to the nearest dollar.
$6328
Write the following as a single Logarithm
Ln7 + 2Ln2 - Ln2
Ln14
What is my wife's name?
Avery
If (x+1) is a factor of
x^3+2x^2-x-2
then find the remaining factors
(x+1)(x-1)(x+2)
Simplify The Radical
sqrt(64x^4y^2
8x^2y
Erika is studying the growth of fish cells. She starts with 20 cells and finds that they grow at a continuous rate of 4.7% each day. After 8 days, how many cells will she have? Round to the nearest cell.
Solve:
4e^(3x)-4 = 8
x = 0.3662
I have 2 cats, what are their names?
Butter and Mabelene
If (x+1) is a factor of
x^3-3x^2-25x-21
then find the remaining factors
(x+1)(x-7)(x+3)
Solve:
2(3x+2)^(1/3)-1 = 3
x = 2
Solve:
3^(-2x+8)=9^(6x-10)
x = 2
In 2025 the world was trying to figure out who would win in a fight, 100 men or 1 gorilla. There was a secret test done to see who would win setting up 100 men to fight the one gorilla. The battle commenced and it turns out that after 10 minutes, only 63 men remained. Write an equation that represents the amount of men (y) left after (t) minutes.
y = 100e^(-0.0462 * t)
One summer in college I got to be an apprentice to a professional potter in what state?
Montana! Her name is Julia Galloway and I helped her create ceramic Urns.