Question

When x=0,y=-1, then the value of expression 2x+2y-xy is a) 4 b) 0 c) -2 d) 2​

Answer 1

Step-by-step explanation:

We know x = 0, y = 1

2x +2y -xy

= (2 x 0) + (2 x -1) - (0 x -1)

= 0 + (-2) -0

= -2

So the correct answer is option c that is -2

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Answer 2

Answer:

Step-by-step explanation: answer is2