ryannyn ryannyn
  • 17-08-2020
  • Mathematics
contestada

If x=3 and y=-2 then
x2 - xy
x²+2y

Respuesta :

ajbullard317 ajbullard317
  • 17-08-2020

Answer:

Step-by-step explanation:

(3)*2=6

-

(3)*(-2)=-6

6-(-6)=12

3*3=9

+2(-2)=-4

9+ -4= 5

Answer Link
harryjupiter148
harryjupiter148 harryjupiter148
  • 17-08-2020

Answer:

2.4

Step-by-step explanation:

x = 3, y = -2

x2 - xy/x² + 2y

=x2 - xy

=(3)2 - 3 × (-2)

6 - (-6)

= 12

x² + 2y

= 3² + 2(-2)

= 9 + -4

= 5

12/5

= 2.4

Answer Link

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