Basic Math Examples

Simplify (7+i)(-4+3i)
Step 1
Expand using the FOIL Method.
Tap for more steps...
Step 1.1
Apply the distributive property.
Step 1.2
Apply the distributive property.
Step 1.3
Apply the distributive property.
Step 2
Simplify and combine like terms.
Tap for more steps...
Step 2.1
Simplify each term.
Tap for more steps...
Step 2.1.1
Multiply by .
Step 2.1.2
Multiply by .
Step 2.1.3
Move to the left of .
Step 2.1.4
Multiply .
Tap for more steps...
Step 2.1.4.1
Raise to the power of .
Step 2.1.4.2
Raise to the power of .
Step 2.1.4.3
Use the power rule to combine exponents.
Step 2.1.4.4
Add and .
Step 2.1.5
Rewrite as .
Step 2.1.6
Multiply by .
Step 2.2
Subtract from .
Step 2.3
Subtract from .