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Grade: 9
        
Find  the value of (ax-y)x+y.(ay-z)y+z.(az-x)z+x.
We are unable to solve it..need help.
 
one year ago

Answers : (2)

Harsh Patodia
IIT Roorkee
askIITians Faculty
906 Points
							228-2243_IMG_3007.JPG
						
one year ago
Arun
22775 Points
							
 
Dear Rajat
 
When we solve the question, we get
 
a^(x² -y²) * a^(y² -z²) * a^(z² -x²)
 
= a^ [x² -y² + y² -z² + z² -x²]
= a^0
= 1
 
 
Regards
Arun
one year ago
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