Question

(0+6y×y+5)-(2x×x-0+15)=?​

Answer 1

Answer:

$6 {y}^{2} - 2 {x}^{2} - 10$

Is the ans hope it helped

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Answer 2

Answer:

( 0 + 6y × y + 5 ) - ( 2x × x -0 + 15 )

= ( 6y²+ 5) - ( 2x² + 15 )

= 6y² + 5 - 2x² - 15

= 6y ² - 2 x ² -10

= 2x² - 6y² +10

= 2 ( x²- 3 y² +5 )