-5y(y+3)+(y-4)² срочноооо

Question

-5y(y+3)+(y-4)² срочноооо

Answer 1

-5y²-15y+y²-8y+16 = -4y²-23y+16

Answer 2

-5y(y+3)+(y-4)ˇ2=-5yˇ2-15y+yˇ2-8y+16=-4yˇ2-23y+16