Sharp
EL9900
manual
Sharp Corporation OSAKA, Japan
Pie Charts and Proportions
Access the Solver feature
Using this Handbook
Change to parametric mode
Page 58
SHARP CORPORATION
OSAKA, JAPAN
Page 57
Page 58
Image 58
Page 57
Page 58
Contents
EL-9900
Contents
Read this first
Always read Before Starting
Using this Handbook
Introduction
Fractions and Decimals
Example
Pie Charts and Proportions
Before
Slope and Intercept of Linear Equations
1Enter the equation y = x for Y2
Parallel and Perpendicular Lines
2View the graphs
Slope and Intercept of Quadratic Equations
1Change the equation in Y2 to y = x 2+2
1Access the Solver feature This screen will appear a few
4Enter the values L=15,000, I=0.09, N=48
Access the Solver feature
10π
200 15 π
1Access the Solver feature
5Solve for the height and enter a starting point
Graphing Polynomials and Tracing to Find the Roots
1Move the tracer near the left-hand root
Graphing Polynomials and Jumping to Find the Roots
= x 4 + x 3 5x 2 3x +
Find the next root
Solving a System of Equations by Graphing or Tool Feature
1Access the Tool menu. Select the number of variables
Entering and Multiplying Matrices
1Multiply the matrices a and B together at the home screen
Solving a System of Linear Equations Using Matrices
2Calculate B-1C
Solving Inequalities
EL-9900 Graphing Calculator
2x 5 ≥
Solving Double Inequalities
= 2x 5
= 2x 5 and y = 7 intersect at 6,7
2x + y ≥
+ y ≤
+ y ≤
+ 2y ≤ 1 x 2 + y ≥
+ 2y ≤ 1 y ≤ +y ≥ 4 y ≥ 4 x
Continuing key operations omitted
Slope and Intercept of Absolute Value Functions
If x ≥
3View the graph
Solving Absolute Value Equations
Solve an absolute value equation 5 4x =
Solving Absolute Value Inequalities
= 10, y =
2nd F Calc 2 x = = 9.999999999 Note
Evaluating Absolute Value Functions
+3 1+3
Math
Graphing Rational Functions
+ 1x
Solving Rational Function Inequalities
Graphing Parabolas
= y 2 + 2 = y = +√ x +
Change to parametric mode
2x + y 2 + 4y =
Graphing Circles
Graph x 2 2x + y 2 + 4y =
2x + y+22 =
For Y1 = Y1 2 for Y2, and y = -Y1 -2 for
Graphing Ellipses
View the graph
Graphing Hyperbolas
Zoom out the screen
Key pad for the Sharp EL-9900 Calculator
Key pad for the Sharp EL-9900 Calculator
Sharp Graphing Calculator
Step
Sharp Corporation OSAKA, Japan
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