Scientific Calculator
Calculate square roots, degree-based trigonometric functions, or base-10 logarithms. Review the formula and assumptions before using the result.
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Formula
Supported operations: square root √x; sine, cosine, and tangent of an angle in degrees; and common logarithm log₁₀(x). Square roots require x ≥ 0; logarithms require x > 0.
Worked example
With the default operation, √25 = 5. Trigonometric inputs are interpreted in degrees, not radians.
What the result means
This small scientific calculator supports only the listed operations; it is not a full expression parser or graphing calculator.
How to Use Scientific Calculator
Enter the requested values
Provide the inputs for this scientific calculator. Use consistent units where applicable.
Read the calculated result
The result recalculates as you edit the inputs.
Check the scientific calculator assumptions
Use the scientific calculator formula and notes below to understand what is—and is not—included.
Key Features & Benefits
Formula and worked example
With the default operation, √25 = 5. Trigonometric inputs are interpreted in degrees, not radians.
Clear scope
This small scientific calculator supports only the listed operations; it is not a full expression parser or graphing calculator.
Frequently Asked Questions
Are trigonometric angles in degrees or radians?
The sine, cosine, and tangent operations interpret the input as degrees.
Which logarithm is used?
The log operation is base 10.
Why is tangent undefined for some angles?
Tangent is undefined where cosine is zero, such as 90° and 270°.
Key terms
- scientific calculator
- This small scientific calculator supports only the listed operations; it is not a full expression parser or graphing calculator.