Show that (cos 0 + i sin 0)" = cos n0 + i sinne for n = 3 and n = 4.

Q: Differentiate Expressions

A: This question can be solved using the concept of differentiation of trigonometric functions.

Q: What is the exact value of 2sin(x/2) * cos(x/2) if sin of x = 3/5 and cos of x = 4/5 ?

A: To determine the exact value of the expression.

Q: True or false: cos(2pie/3 + pie/6) = cos2pie/3 + cospie/6

A:

Q: How does sin 15 ° = ((√2-(√3))/2

A:

Q: show that the equation cos2x(tan2 2x+ 3)+3=0 can be expressed as  2cos2 2x + 3cos2x+1=0

A: show that the equation cos2x(tan2 2x+ 3)+3=0 can be expressed as  2cos2 2x + 3cos2x+1=0

Q: Prove that 1-cos2x+sin2x 1+cos2x+sin2x = tan x

A:

Q: d da cos(3) = O-3 sin (3²) O 32.cos(3²) -3.sin(3²).In 3. O sin (3²) O3 cos(32).In 3

A: Given