Asked by marko

solve for each - hint remember to replace the variable in ()

1) -3^2

2) 3m^2 + 5 if m= -3

3) (-3)^2 + 5






2) -n^2 + 3n if n = -3

Answers

Answered by Reiny
1) -3^2 = -9
2) 3m^2 + 5, if m=5
= 3(25) + 5 = 80

3) (-3)^2 + 5 = 9+5 = 14

last one
2) -n^2 + 3 , if n = -3

= -(-3)^2 + 3
= - 9 + 3 = -6
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