Which of the following algebraic equations is equivalent to ?

xn = a
an = x
ax = n
xa = n

Step-by-step explanation:

The complete question is in the attachment.

We want to find an expression that is equivalent to:

Note that:

This implies that:

Or

This simplifies to:

hope it you

step-by-step explanation:

sin(7pi/6 - pi/3)  

= sin(7pi/6 - 2pi/6)  

= sin(5pi/6)  

= sin(pi - pi/6)  

= sin(pi/6)  

= 1/2  

sin 7pi/6 - sin pi/3  

= sin (pi + pi/6) - sin pi/3  

= -sin pi/6 - sin pi/3  

= -1/2 - sqrt(3)/2  

= -(1+sqrt(3))2