1.

What should be subtracted from​

Answer»

Step-by-step EXPLANATION:

SUBTRAHEND= MINUEND - difference

so REQUIRED EXPRESSION=

= 9 {x}^{2}  {y}^{2}  - 7 {y}^{3 }  + 12 {y}^{2} - ( - 14 {y}^{2})

= 9 {x}^{2} {y}^{2}  - 7 {y}^{3}  + 26 {y}^{2}



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