3 (2^x +1 )-2^(x+2)+5=0
Math
abhishsai2015
Question
3 (2^x +1 )-2^(x+2)+5=0
1 Answer
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1. User Answers ranivagu
Answer:
3(2^x+1)-2^(x+2)+5=0
3.2^x+3-2^(x+2)+5=0
2^x(3-2^2)+8=0
2^x(3-4)=-8
2^x(-1)=-8
2^x=8
x=3