Show:
Factoring
Formulas
Graphs
Logs
f and g
100
Factor x² + 6x +9
(x+3)² or (x+3)(x+3)
100
ax²+bx+c
What is a quadratic?
100
A parabola
What is the graph of a quadratic
100
Solve log base 2 of x equals -3
x=(1/8)
100
Find (f*g) if f(x)=6x and g(x)=4x
24x²
200
Factor x²+10x+16
(x+8)(x+2)
200
(y2-y1)/(x2-x1)
What is slope?
200
"V" shaped
What is an absolute value graph?
200
Solve for x: 3^x=8
(log 8)/(log 3) or about 1.8928
200
Find h(x)=f(g(6)) if f(x)=3x+9 and g(x)=8+x
h(x)=51
300
Factor x²+8x+16
(x+4)(x+4)
300
f-¹(x)
What is inverse?
300
Step function
What is greatest integer
300
Solve log (5x + 7) = 2 for x 3
x= 2/5
300
f(5)=(x+2)/7
1
400
x²+49
prime (can't do)
400
d=rt
What is distance formula
400
Has points (1,1) (2,2) (3,3)...
What is direct variation
400
Write 4²=16 in log form
log(4)(16)=2
400
Find h(x)=f(g(x)) if f(x)=2x+1 and g(x)=5x-3
h(x)=10x-5
500
(2x^5)-(7x^3)-4x
x(2x² + 1)(x - 2)(x + 2)
500
P=a(r+1)^t
growth
500
(x-a)²+(y+b)²=r²
What is circle
500
Write log(14)(1)=0 in exponential form
14º=1
500
f(8)=x²+6x+9
121