# Simplify 1/(2-i)

Simplify 1/(2-i)
Multiply the numerator and denominator of by the conjugate of to make the denominator real.
Multiply.
Combine.
Multiply by .
Simplify the denominator.
Expand using the FOIL Method.
Apply the distributive property.
Apply the distributive property.
Apply the distributive property.
Simplify.
Multiply by .
Multiply by .
Raise to the power of .
Raise to the power of .
Use the power rule to combine exponents.
Subtract from .
Simplify each term.
Rewrite as .
Multiply by .
Split the fraction into two fractions.
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### Name

Name seven hundred twenty-nine million nine hundred twenty-nine thousand thirty-eight

### Interesting facts

• 729929038 has 32 divisors, whose sum is 1158561792
• The reverse of 729929038 is 830929927
• Previous prime number is 191

### Basic properties

• Is Prime? no
• Number parity even
• Number length 9
• Sum of Digits 49
• Digital Root 4

### Name

Name one billion eight hundred fifty-one million six hundred eighty-eight thousand eight hundred seventy-three

### Interesting facts

• 1851688873 has 8 divisors, whose sum is 1879718400
• The reverse of 1851688873 is 3788861581
• Previous prime number is 719

### Basic properties

• Is Prime? no
• Number parity odd
• Number length 10
• Sum of Digits 55
• Digital Root 1

### Name

Name one hundred twenty million nine hundred sixty-eight thousand two hundred sixty-five

### Interesting facts

• 120968265 has 16 divisors, whose sum is 211144896
• The reverse of 120968265 is 562869021
• Previous prime number is 11

### Basic properties

• Is Prime? no
• Number parity odd
• Number length 9
• Sum of Digits 39
• Digital Root 3