math problems
more math problems
math 1
100
what are the solutions to 2(x+1)2=14
-1 +/- √7
100
Add A+C
100
solve the system of linear equations using the matrices for x,y,and z 
x=-1
y=3
z=-4
200
find the inverse function of f(x)= x2+2
f-1(x)= √(x-2)
200
Solve |2x - 1| + 3 = 6x
x=2
x=-1
200
solve system using substitution or elimination
4x-2y=9
3x+y=3
x=1.5
y=-1.5
300
solve the absolute value inequality
2|3x+9|<36
−9<x<3
300
what are the solutions to 3x^2-25x=-25
(25(1+/- √13))/6
300
graph the system to show the solution
x+y=6
5x-y=0
intersection at (1,5)
400
find f(g(7))
f(x) = x2+2
g(x) = x-10
11
400
draw the graph of f(x)=|x+3|-1
left 3, down 1. looks like a v with vertex at (-3,-1)
and slopes of 1 and -1
400
solve: 3=x2-2x
x=3
x=-1
500
what is A*B?
500
write the domain and range of the parent square root after it is translate right 3 and up 1. write your answer in set notation
3<=x<infinity
1<=y<infinity
500
solve the system of 3 variables
(hint use matrices in calculator)
x−2y+3z=72
x+y+z=4
−3x+2y−2z=−10
x=2, y=−1 and z=1