Scientific Calculator

This is an online JavaScript scientific calculator that lets you click buttons or type to calculate just like a real calculator.

Scientific Calculator User Guide

Basic Operations

Our scientific calculator performs all standard arithmetic operations:

Addition (+): Add two numbers
Subtraction (-): Subtract one number from another
Multiplication (×): Multiply two numbers
Division (÷): Divide one number by another

Example: To calculate 5 × 3, press 5 × 3 =

Scientific Functions

Trigonometric Functions

sin - Sine function
cos - Cosine function
tan - Tangent function
sin⁻¹ - Inverse sine
cos⁻¹ - Inverse cosine
tan⁻¹ - Inverse tangent

Toggle between Deg (degrees) and Rad (radians) modes

Logarithmic Functions

log - Base-10 logarithm
ln - Natural logarithm (base e)

Power Functions

x² - Square (x to power 2)
x³ - Cube (x to power 3)
10ˣ - 10 to the power x
eˣ - e to the power x
√x - Square root

Other Functions

1/x - Reciprocal
% - Percentage
n! - Factorial
π - Pi constant (3.1416...)
e - Euler's number (2.7182...)

Memory Functions

The calculator includes memory operations for complex calculations:

M+ - Add current value to memory
M- - Subtract current value from memory
MR - Recall memory value
Ans - Recall last answer

Example: To add 5 to memory, press 5 M+

Special Features

± - Change sign (positive/negative)
RND - Generate random number between 0 and 1
EXP - Enter scientific notation
( ) - Parentheses for complex expressions
Back - Delete last digit
AC - All clear (reset calculator)

Example Calculations

Trigonometric Calculation

Calculate sin(30°):

Ensure Deg mode is active
Press 3 0
Press sin
Result: 0.5

Complex Expression

Calculate (5 + 3) × 2:

Press ( 5 + 3 )
Press × 2
Press =
Result: 16

Scientific Notation

Calculate 2.5 × 10³:

Press 2 . 5
Press EXP
Press 3
Result: 2500

FAQ's

Q1. What is a Scientific Calculator Casio used for?
A Casio scientific calculator is designed for solving complex mathematical, engineering, and scientific problems. It supports functions like trigonometry, logarithms, fractions, and more, making it ideal for students and professionals.

Q2. Can I use a Scientific Calculator online for free?
Yes! A free scientific calculator online lets you perform advanced calculations without needing a physical device. You can access it directly from your browser anytime.

Q3. What is the price of a Scientific Calculator?
The scientific calculator price usually ranges from $10 to $50, depending on the brand, model, and features. Casio calculators are among the most popular and affordable.

Q4. Where can I buy a Casio Scientific Calculator online?
You can buy a Casio scientific calculator online from trusted platforms like Amazon, Daraz, and official Casio stores, ensuring warranty and authenticity.

Q5. Is there a Math Solver available in scientific calculators?
Yes! Many modern calculators and apps include a math solver feature that automatically solves equations, making learning easier for students.

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Scientific Calculator