Examples for

# Step-by-Step Solutions

Solutions for over 200 topics within math, chemistry and physics problems across all levels of education, from elementary school to college.

See how to show your work for arithmetic problems.

#### See step-by-step solutions for doing basic multiplication or division problems:

#### See the steps for applying the order of operations for arithmetic:

#### Follow the steps to convert an improper fraction to a mixed number:

See the steps for analyzing data and applying statistical methods.

#### Perform basic statistical analysis on a set of data, seeing the steps along the way:

Explore step-by-step solutions for solving equations involving derivatives.

#### See how ordinary differential equations are solved:

Get step-by-step results for proving mathematical statements.

#### See the steps toward proving a trigonometric identity:

#### Prove a sum identity by induction:

#### Prove an inequality by induction:

#### Investigate the convergence or divergence of an infinite sum step by step:

Learn how to manipulate and solve expressions with variables step by step.

#### Solve equations one step at a time:

#### Factor polynomials step by step:

#### Expand polynomials using the distributive law, the binomial theorem and other procedures:

#### Learn to rewrite a rational expression using partial fraction decomposition:

Learn the steps for evaluating or manipulating trigonometric expressions.

#### Show your work for solving the unknown measurements of a triangle:

#### See the steps for how to find the values of a trigonometric function:

#### Get step-by-step solutions for applying the sum and difference formulas:

See the steps involved for determining different properties of numbers.

#### Find step-by-step solutions for prime factorization, primality testing, GCD and more:

#### Follow the steps to convert between bases:

Explore a wide array of chemistry topics with step-by-step solutions.

#### Get a step-by-step procedure to draw the Lewis structures of molecules:

#### Follow the steps for unit conversion:

#### Learn how to balance a chemical reaction:

#### Compute oxidation states of chemicals:

Explore two- and three-dimensional shapes and their properties.

#### Compute properties of geometric objects step by step:

#### Learn how to compute different properties for graphical objects:

#### Determine the equation of a line with certain properties using a selected form:

Get step-by-step solutions for common calculus problems, like computing limits, derivatives and integrals.

#### Find the derivative using the product rule, chain rule and other methods:

#### Calculate an indefinite integral by substitution, integration by parts and other methods:

#### Learn how to take a limit:

#### Explore step by step a variety of tests to discover local and global extrema:

Solve problems involving vectors and matrices step by step.

#### Compute properties of a matrix step by step:

#### Find the determinant step by step with various methods:

#### Compute eigenvalues and eigenvectors step by step:

#### Compute a cross product step by step:

See how to solve physics problems step by step.