Which of the following is equivalent to (2b^-1) - (2^-1)b/(b^-1) + (1^-1) ?
A) 1-b/2
B) b-1/2
C) (b^2)-1/2b
D) (1-b^2)/2b
E) 2b/(1-b^2)
OA [/img]A
Can someone explain how to solve this?
Which of the following is equivalent to
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What am I doing wrong? i can't seem to factor it beyond a certain point. Is the equation in the question correct?
Rewriting the eqn in the question
=> 2/b - b^2/2 + 1
Taking LCM of 2b for all three terms
=> (4 - b^3 + 2b)/2b
=> (4 - b( b^2 + 2)) /2b
Can't go any further.
Rewriting the eqn in the question
=> 2/b - b^2/2 + 1
Taking LCM of 2b for all three terms
=> (4 - b^3 + 2b)/2b
=> (4 - b( b^2 + 2)) /2b
Can't go any further.