Identifica los factores en los siguientes productos de polinomios. a)5x (x-1)
b) (-2x)(x+10)
c) (x+y)(5x-y)
e)2x(3x+4)(y+1)
d) x(x-5)(2x+3)
f) -y (2y+9)(10-11y)​

Fill in the blank 1. a rhombus is a rectangle a) always b) sometimes c) never 2. a square is a quadrilateral a) always b) sometimes c) never 3. a trapezoid is a kite a) always b) sometimes c) never 4. a quadrilateral is a kite a) always b) sometimes c) never 5. a square is a rhombus a) always b) sometimes c) never 6. a parallelogram is a rectangle a) always b) sometimes c) never