If b> 0, a> 0, and (b^2)a= b,then which of the following MUST equal b?
If b> 0, a> 0, and (b^2)a= b,then which of the following MUST equal b?
Answer/Solution
B.1/a
Steps/Work
B^2A=B
B^2A-B=0
B(ba-1)=0
Since B>0 then
Ba-1=0
B=1/a
Ans:B
B^2A-B=0
B(ba-1)=0
Since B>0 then
Ba-1=0
B=1/a
Ans:B