Write 27 + 21 as a product using the GCF as one of the factors.

Find the nonpermissible replacement for binthis expression. b2/5b +5

In the diagram, be and ad pass throughthe center of circle o, and the area ofsector aoc is 47.45 square units. what isthe area of sector boc? use the value =3.14, and round your answer to two decimalplaces.22.33 square units25.12 square units

Factor the following expression completely 6x^11-24x^7