Question

Pdem me ajudar Pliiiis

3*1^2-1=???
3*2^2-1=??
3*(-1)^2-1=???
3*3^2-1=???
3*0^2-1=????

Answer 1

3×1^2-1=

3×1-1=

3-1= 2

3×2^2-1=

3×4-1=

12-1= 11

3×(-1)^2-1=

3×1-1=

3-1 = 2

3×3^2-1=

3×9-1=

27-1= 26

3×0^2-1=

3×0-1=

0-1= -1