# Expand Using Sum/Difference Formulas tan(90 degrees -theta)

Expand Using Sum/Difference Formulas tan(90 degrees -theta)
Use the difference formula for tangent to simplify the expression. The formula states that .
Remove parentheses.
Rewrite in terms of sines and cosines.
The exact value of is .
The expression contains a division by . The expression is undefined.
Undefined
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### Name

Name seven hundred forty-nine million five hundred sixty-four thousand three hundred forty-three

### Interesting facts

• 749564343 has 4 divisors, whose sum is 757135800
• The reverse of 749564343 is 343465947
• Previous prime number is 99

### Basic properties

• Is Prime? no
• Number parity odd
• Number length 9
• Sum of Digits 45
• Digital Root 9

### Name

Name one billion six hundred seventy-two million nine hundred seven thousand five hundred forty-four

### Interesting facts

• 1672907544 has 256 divisors, whose sum is 12514258944
• The reverse of 1672907544 is 4457092761
• Previous prime number is 3

### Basic properties

• Is Prime? no
• Number parity even
• Number length 10
• Sum of Digits 45
• Digital Root 9

### Name

Name two billion one hundred one million six hundred eighty-two thousand seven hundred forty-six

### Interesting facts

• 2101682746 has 8 divisors, whose sum is 3154737600
• The reverse of 2101682746 is 6472861012
• Previous prime number is 1427

### Basic properties

• Is Prime? no
• Number parity even
• Number length 10
• Sum of Digits 37
• Digital Root 1