Scientific Calculator - Scientific Calculator with Functions
Use our free scientific calculator with advanced mathematical functions including trigonometry, logarithms, exponents, and more. Our scientific calculator with functions provides comprehensive calculations for students and professionals.
Advanced mathematical calculations with scientific functions and operation history
Scientific Calculator
How to Use This Calculator
- Use number buttons to input values
- Use operation buttons (+, -, ×, ÷) for basic math
- Use scientific functions (sin, cos, log, etc.) for advanced calculations
- Click = to calculate or use Clear to reset
Calculation History
No calculations yet
Scientific Functions
Trigonometric
sin, cos, tan (angles in degrees)
Logarithmic
log (base 10), ln (natural log)
Power & Root
x², x^y, √x, 1/x
Special
x!, π, e, |x|, ⌊x⌋
Calculator Features
Basic Operations
Addition, subtraction, multiplication, division, and exponentiation
Trigonometric Functions
Sine, cosine, tangent functions for angle calculations
Logarithmic Functions
Base-10 and natural logarithm calculations
Advanced Functions
Square root, factorial, absolute value, and floor functions
Frequently Asked Questions About Scientific Calculator
What is a scientific calculator and what functions does it support?
A scientific calculator is an advanced calculator that performs complex mathematical functions beyond basic arithmetic. Our scientific calculator supports: trigonometric functions (sin, cos, tan, and their inverses), logarithmic functions (log base 10, natural log ln), exponential functions (e^x, 10^x, x^y), square root and nth root, factorial, absolute value, floor and ceiling functions, and parentheses for complex expressions. Perfect for students, engineers, scientists, and anyone needing advanced math calculations.
How do I use trigonometric functions (sin, cos, tan)?
To use trigonometric functions, enter the angle value (in degrees or radians), then click the function button (sin, cos, or tan). For example, to calculate sin(30°), enter 30, then click "sin". The calculator also supports inverse trigonometric functions (arcsin, arccos, arctan) to find angles from ratios. Make sure you understand whether your calculator is in degree mode or radian mode, as this affects results.
What's the difference between log and ln?
log (logarithm base 10) calculates the power to which 10 must be raised to get a number. For example, log(100) = 2 because 10² = 100. ln (natural logarithm) uses base e (approximately 2.71828). For example, ln(e) = 1. Natural logarithms are common in calculus, exponential growth, and many scientific applications. Our calculator supports both functions, making it suitable for various mathematical and scientific calculations.
Can I use this scientific calculator for exams?
Our scientific calculator is suitable for studying, homework, and practice. However, exam policies vary - some exams allow online calculators, while others require physical calculators or prohibit calculators entirely. Always check your exam guidelines. The calculator is excellent for learning, checking work, and understanding mathematical concepts. For official exams, verify calculator policies with your institution.
How do I calculate powers and roots?
To calculate powers, use the x^y button. For example, to calculate 2³, enter 2, click x^y, enter 3, then equals (=). To calculate square roots, use the √ button. For example, √25 = 5. For nth roots, you can use fractional powers: the cube root of 8 is 8^(1/3) = 2. Our calculator supports these operations, making it easy to work with exponents and roots in algebra, calculus, and engineering calculations.
Is this scientific calculator free to use?
Yes, our scientific calculator is completely free to use with no registration required, no hidden fees, and no limitations. You can use all scientific functions as often as you need for personal, educational, or professional purposes. The calculator works on all devices (mobile, tablet, desktop) and is available 24/7. Perfect for students, teachers, engineers, scientists, and anyone needing advanced mathematical calculations.