Question :
sin(pi/4+pi/3)
Calculate the value
42+6
Alternative Form
≈0.965926
Evaluate
sin(4π+3π)
Use sin(u+v)=sin(u)cos(v)+cos(u)sin(v) to transform the expression
sin(4π)cos(3π)+cos(4π)sin(3π)
Multiply the terms
More Steps

Evaluate
sin(4π)cos(3π)
Calculate the trigonometric value
22cos(3π)
Calculate the trigonometric value
22×21
To multiply the fractions,multiply the numerators and denominators separately
2×22
Multiply the numbers
42
42+cos(4π)sin(3π)
Multiply the terms
More Steps

Evaluate
cos(4π)sin(3π)
Calculate the trigonometric value
22sin(3π)
Calculate the trigonometric value
22×23
To multiply the fractions,multiply the numerators and denominators separately
2×22×3
Multiply the numbers
More Steps

Evaluate
2×3
The product of roots with the same index is equal to the root of the product
2×3
Calculate the product
6
2×26
Multiply the numbers
46
42+46
Solution
42+6
Alternative Form
≈0.965926
Show Solution
