Free Online Scientific Notation Calculator. Solve advanced problems in Physics, Mathematics and Engineering. Math Expression Renderer, Plots, Unit Converter, Equation Solver, Complex Numbers, …

The digit used in the modern Western world to represent the number 2 traces its roots back to the Indic Brahmic script, where "2" was written as two horizontal lines.

Instead of just giving a final answer, Symbolab’s AI Math Solver breaks problems down step-by-step. It shows what to do first, how each step builds on the last, and how each move brings you closer to the …

QuickMath will automatically answer the most common problems in algebra, equations and calculus faced by high-school and college students. The algebra section allows you to expand, factor or …

Free math problem solver answers your algebra, geometry, trigonometry, calculus, and statistics homework questions with step-by-step explanations, just like a math tutor.

Group 2 in the periodic table of elements consists of the alkaline earth metals, which commonly have a valence of +2. Also, period 2 in the periodic table consists of the eight elements lithium through neon.

Explore math with our beautiful, free online graphing calculator. Graph functions, plot points, visualize algebraic equations, add sliders, animate graphs, and more.

Team up or face off in 2 player games online on Poki! Enjoy a huge variety of free browser games perfect for competing with friends. Discover action, racing, puzzles and more. Play now!

The superscript two, ², is used in mathematics to denote the square of a number or variable. It also represents the second derivative in calculus when used as a notation for differentiation.

Compute answers using Wolfram's breakthrough technology & knowledgebase, relied on by millions of students & professionals. For math, science, nutrition, history, geography, engineering, mathematics, …