Which number is the best approximation for 47√− 23√ ?

Gail is making costumes for a school play. each rabbit costume needs one and one half yards of white fur fabric, a yard of blue striped fabric, and a quarter of a yard of pink felt for the ears. g? ail needs to make eight rabbit man yards will she need, for the white fur fabric, blue striped fabric, and pink felt?

Find the roots of the polynomial function f(x) = x^3 + 2x^2 + x

Can someone me with the property questions for 12 13 and 14 plz