# Simplify cos(theta)^2(1+tan(theta)^2)

Simplify cos(theta)^2(1+tan(theta)^2)
Rearrange terms.
Apply pythagorean identity.
Rewrite in terms of sines and cosines.
Simplify the expression.
Apply the product rule to .
One to any power is one.
Cancel the common factor of .
Cancel the common factor.
Rewrite the expression.
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### Name

Name one billion six hundred ninety-eight million one hundred thirteen thousand eight hundred seventy

### Interesting facts

• 1698113870 has 8 divisors, whose sum is 3056604984
• The reverse of 1698113870 is 0783118961
• Previous prime number is 5

### Basic properties

• Is Prime? no
• Number parity even
• Number length 10
• Sum of Digits 44
• Digital Root 8

### Name

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

### Interesting facts

• 1783853666 has 64 divisors, whose sum is 3232776960
• The reverse of 1783853666 is 6663583871
• Previous prime number is 331

### Basic properties

• Is Prime? no
• Number parity even
• Number length 10
• Sum of Digits 53
• Digital Root 8

### Name

Name one billion nine hundred forty-six million two hundred fifty-nine thousand ninety-three

### Interesting facts

• 1946259093 has 8 divisors, whose sum is 2747659968
• The reverse of 1946259093 is 3909526491
• Previous prime number is 17

### Basic properties

• Is Prime? no
• Number parity odd
• Number length 10
• Sum of Digits 48
• Digital Root 3