c.) k = y / x This is just y = kx divided by x on both sides. a) is x = ky b) is x = -ky d) is y = -x/k e) is y = k/x
1 Answers · Education & Reference · 27/01/2010
slope of line j: m₁ = (d - 0) / (c - 0) = d / c slope of line k: m₂ = (c - 0) / (-d - 0) = -c / d m₁ = -1 / m₂ so the lines are perpendicular. < - - - answer 2
2 Answers · Education & Reference · 10/11/2012
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1 Answers · Education & Reference · 25/01/2008
...form ... you've left out the square on the bracket to go from ax² + bx + c form to a(x - h)² + k form complete the square on x: f(x) = 2x² + 8x + 7 = 2[x² + 4x + 7...
1 Answers · Education & Reference · 17/01/2012
K - Cl (Potassium Chloride) is ionic. The other three are covalent.
1 Answers · Education & Reference · 18/11/2009