ariannaleijaa
ariannaleijaa ariannaleijaa
  • 24-08-2020
  • Mathematics
contestada

i need help with the top one

i need help with the top one class=

Respuesta :

eunice1234
eunice1234 eunice1234
  • 24-08-2020

Answer:

2. 14

4. -6

Step-by-step explanation:

#2

(x²-4y)/2, given x=4, y=-3

 [(4)²-4(-3)]/2

=[16+12]/2

=28/2

=14

------------------------

#4

19-x², given x=-5

 19-(-5)²

=19-25

=-6

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