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Robo
Questions (8)
Determine all values of x for which each function is discontinuous.
F(x)= 3x+4 / 4x^2 - 2x -2
1 answer
2,152 views
Find the indicated limits.
Lim x-> 1- sqrt 1 - 1/ x-1
4 answers
701 views
Find the value of c such that the point (4,2) lies in the graph of f(x)= cx^2+3x-4.
1 answer
1,022 views
Let f(x)=2x^2-x+1. Find:
F(x-1) + f(x+1) I am not sure how to set up problem.
2 answers
467 views
Solve by factoring.
2x^4 + x^2 = 1
7 answers
431 views
Find an equation of the line L that passes though the point (-2,4) and satisfies the condition.
L passes through the point (3,
1 answer
583 views
Simplify.
2/3(4x/2x^2-1)+3(3/3x-1)
1 answer
337 views
Cities A, B, C and D are equidistant. That is, B is d miles from A, C is d miles from B, and D is d miles from C. Suppose you
1 answer
465 views
Answers (7)
The final answer in the book is (-12x)(4x-1)(3-4x)^3 This book has had several errors so far.
Thanks. Was having difficulty setting up equation. Finally got right answer.
Yes, I know. The book has the answer as 1/2. Maybe book is wrong.
Lim x approaching 1- (Square root 1-1)/( x-1)
Thanks so much. Got it!
I understand that. Problem is that I am not getting the same answer as the book. Sqrt 2/2 and - sqrt 2/2
I know that I am supposed to use harmonic mean. Just not sure how to set up formula.
