Unit 1
-2x+1=4x-5
Solve for x.
x=1
Which of the following numbers are irrational.
2.8, 7, 4.1287..., 2/3, pi, 3 sqrt -49.
3 sqrt -49, pi, 4.1287
Find the vertex.
f(x)=3x^2+18x+34.
(-3,7)
-7b+2=-3b-10
Solve for b.
b=3
Simplify the following radical. sqrt of 32.
4 sqrt 2.
Find the vertex
-6x^2+36x-49
(3,-5)
-t+2=-5t-6
Solve for t.
t=-2
Simplify the radical.
5 sqrt 12.
10 sqrt 3
2(x+1)^2=32
x= (3,0) and (-5,0)
4w-9=-5w-6
Solve for w.
w=1/3
Simplify the cube root.
3 times sqrt of -56.
-2 and 3 times and sqrt of 7.
Find the x-int.
x^2-10x+18=2
x= (8,0) and (2,0)
20x+30=15x+50
Solve for x.
x=4
Simplify the cube root.
6 times 3 sqrt 500.
30^3 sqrt 4.
2x^2+28x+26=0
Find x-int.
x= (-1,0) and (-13,0)