if X=1,Y=-1 then the value of X2-4+2
Answers
Answered by
1
Answer:
2x-4+2=2×1-4+2=0.....
Answered by
1
Answer:
0
Step-by-step explanation:
given:
x2-4+2=1*2-4+2
=2-4+2
=4-4
=0
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