If \triangle △RST is isosceles. find x then find m∠S.

x=
m∠S=

Which inequality comparing two of the expressions is true when 0.7 < x < 0.9

Which shows the correct substitution of the values a,b and c from the equation 1=-2x+3x^2+1

1. writing an equation for an exponential function by 2. a piece of paper that is 0.6 millimeter thick is folded. write an equation for the thickness t of the paper in millimeters as a function of the number n of folds. the equation is t(n)= 3. enter an equation for the function that includes the points. (-2, 2/5) and (-1,2)