Practice Activity - Sharp EL-W516B Operation Manual

NAME ___________________________________________ DATE________________
LINEAR, QUADRATIC, AND CUBIC EQUATIONS
Use your EL-W516B to solve the following linear, quadratic, and cubic
equations.
Set your calculator to EQUATION mode by pressing
1. Solve the two linear equations for x and y:
2.
3. Solve the following quadratic equation:
4. Solve the following cubic equation and express the
  
x 2 y 10
 
3 x 5 y 0
____________________
Solve the three linear equations for x, y, and z:
 
x y 5
  
x y z 6
 
y z 0
____________________
 x  
2
x 1 0
____________________
answer in factored form:
____________________
____________________
49
   
3 2
x x x 1 0
.