Question

x = r sin A cosB.
y = r sin A sin B
z = r cosA
then prove that x2 + y2 + z2 = r2

✌✌✌✌​

Answer 1

Answer:

The answer is given in the attachment

Step-by-step explanation:

Please rate it if you like it

Answer 2

Please find the attached picture


Please mark as Brainliest.