evulate a-4b+2,ifa=2 b=1
Answers
Answered by
1
Answer:
a-4b+2=2-(4×1)+2
=2-4+2=0
Answered by
1
Answer:
0
Step-by-step explanation:
a=2
b=1
a-4b+2
2-4*1+2
2-4+2
=4-4
=0
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