Question

please help me with the question
no spam or I'll report
not free points
for 10th class or above students Question is in the attachment​

Answer 1

Answer:

Let x=

2

π

⇒sinx=1

cosy=sinx=1⇒y=0⇒siny=0

2sinz=

3

cosx=

3

.0=0⇒sinz=0

u=sin

2

x=1,v=sin

2

y=0,z=sin

2

z=0