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Yaga

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Special factorizationI know someone has helped me with this before, but I'm really stuck on how to attack these two problems
1. 8 answers
2. 533 views
Find K if the lines 3x-5y=9 and 2x+key=11 are a) parallel and b) perpendicularSo for A) I have to find the slope, so would I set
1. 3 answers
2. 5,335 views
Simplify and write with positive exponet(4x^-1)^-1 Work: (1/4x)^-1 (1/(1/4x))(4x/4x)= 1 (X^3+3x^2+3x+1)^-2/3 Work
1. 1 answer
2. 540 views