# Simplify sin(150)^2+cos(30)^2

Simplify sin(150)^2+cos(30)^2
Simplify each term.
Apply the reference angle by finding the angle with equivalent trig values in the first quadrant.
The exact value of is .
Apply the product rule to .
One to any power is one.
Raise to the power of .
The exact value of is .
Apply the product rule to .
Rewrite as .
Rewrite as .
Apply the power rule and multiply exponents, .
Combine and .
Cancel the common factor of .
Cancel the common factor.
Divide by .
Evaluate the exponent.
Raise to the power of .
Combine the numerators over the common denominator.
Divide by .
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### Name

Name one hundred ninety-eight million three hundred two thousand six hundred thirty-one

### Interesting facts

• 198302631 has 4 divisors, whose sum is 264403512
• The reverse of 198302631 is 136203891
• Previous prime number is 3

### Basic properties

• Is Prime? no
• Number parity odd
• Number length 9
• Sum of Digits 33
• Digital Root 6

### Name

Name three hundred fourteen million eight hundred seventy-six thousand two hundred ninety-six

### Interesting facts

• 314876296 has 64 divisors, whose sum is 1215611712
• The reverse of 314876296 is 692678413
• Previous prime number is 3373

### Basic properties

• Is Prime? no
• Number parity even
• Number length 9
• Sum of Digits 46
• Digital Root 1

### Name

Name one billion three hundred ninety-nine million seven hundred seventy-six thousand six hundred sixty-six

### Interesting facts

• 1399776666 has 32 divisors, whose sum is 2894309376
• The reverse of 1399776666 is 6666779931
• Previous prime number is 691

### Basic properties

• Is Prime? no
• Number parity even
• Number length 10
• Sum of Digits 60
• Digital Root 6