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21-04-2021
Mathematics

contestada

What is the value of the expression: x2 + y2 + x - y
when x = -1 and y = 3

Question 1 options:

6

8

12

16

Respuesta :

saraalvi00 saraalvi00

21-04-2021

Answer: 6

Step-by-step explanation:

x^2+y^2+x-y

Put x=-1 and y=1

(-1)^2+(3)^2+(-1)-(3)

1+9-1-3

10-4

6

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