What is the solution to the equation 1/h-5 plus 2/h+5 equals 16/h2- 25

An equation of the line tangent to y=x^3+3x^2+2 at its point of inflection is

Miranda is braiding her hair.then she will attach beads to the braid.she wants 1_3 of the beads to be red.if the greatest number of beads that will fit on the braid is 12,what other fractions could represent the part of the beads that are red?

Which is the solution to the inequality? 2 3/52 1/15 b< 3 2/15 b> 3 2/15