Question

Heya..!!

Help me with the following questions...
with proper Explanation..

Best answer Brainiliest!!​

Answer 1

Answer:

7. -48xy

8. x+4

Step-by-step explanation:

7. Evaluate :  (4x-3y)2   =    16x2-24xy+9y2  

   Evaluate :  (4x+3y)2   =    16x2+24xy+9y2

   = -48xy

8. Factor using the perfect square rule.

   (x+4)^2/x+4

   Reduce the expression by cancelling the common factors.

   = x+4

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