Equation Solver - Find Root

This feature allow you to find x of an equation.

CalcES can solve many type of equations:

• Linear Equation: 3x+7=16
• Quadratic Equation: 2x2−4x−6=0
• Absolute Value Equation: ∣2x−3∣=5
• Exponential Equation: 2x=16
• Logarithmic Equation: log3​(x)=2
• Trigonometric Equation: Sin(x)=2√2​
• Rational Equation: x−1x+3​=34​
• Radical Equation: √2x+5​=3
• Complex Equation: z2+4=0

How to use?

There are many ways to perform equation solving in CalcES

Method 1: SHIFT CALC (Solve)

1. Enter your expression with x variable

   

2. Press SHIFT CALC (Solve) to solve equation

   

Method 2: Entering equation with = operator

Entering equation that includes = operator on home screen will automatically perform solving equation

Tip

Tap the result to show numeric form

Method 3: Use the Expression Details feature

Expression Details See more about Expression Details

1. Enter your expression, tap MORE button.

   Example: x2−2x−4

   

2. The expression details are displayed, which includes Solve equation for x property. Graph of equation is also included.

   Cartesian Graphing See more about Cartesian Graphing