Ch. 1
Solve:
x^2-8x+15=0
x=3,5
How many solutions does the following equation have?
4x^5-3x^3+2x^2+8x-9=0
5
Simplify:
(2x)^3/(x^-1)
8x^4
Evaluate:
log_3(1/9)=?
-2
What is Mr. K's wife's name?
Ashley
Solve:
3x^2+11x-4=0
x=1/3,-4
Solve:
x^3-2x^2-3x+6=0
x=2,+-sqrt3
Simplify:
(x^-2y^3)^2/(xy^4)
y^2/x^5
Expand:
log(4x^2)
log(4)+2log(x)
How old is Mr. K?
25
What is the vertex of the following quadratic?
f(x)=2x^2+4x-1
(-1,-3)
Solve:
x^4-7x^2-8=0
x=+-i,+-2sqrt2
Multiply the two functions together:
f(x)=2x^3-3x+1; g(x)=x^2+2
2x^5-x^3+x^2-6x+2
Condense:
ln4+3lnx-2lny
ln((4x^3)/y^2)
What city did Mr. K grow up in?
Grand Rapids
Does the following quadratic have a minimum or maximum? Why?
f(x)=-2x^2+3x-8
Maximum, because the "a" value is negative.
Divide:
4x^3-3x^2-1 div (x-1)
4x^2+x+1
Find the inverse function:
y=2x^3-1
y=root(3)((x+1)/2
Solve:
4^(3x+1)=16^(x-1)
x=-3
What restaurant did Mr. K previously work at in college?
Chipotle
Solve:
x^2-8x=-3
x=4+-sqrt13
Providing justification, draw the appropriate "arrows" for the following function:
f(x)=-5x^3+2x^2-3x+4
Odd degree, negative leading coefficient.
Solve:
(x+10)^(3/2)=64
x=6
Solve:
log_8(x)+log_8(x+14)=log_8(15)
x=1
Mr. K split his chin open playing a sport. Which one?
Kickball