Consider the polynomials given below. P(x)=11x^5+9x^4-4x^3-7x^2+5 Q(x)=(2x^2+1)(4x^2-3) Determine the operation that results in the simplified expression below. 11x^5+x^4-4x^3-5x^2+8

Abicycle training wheel has a radius of 3 inches. the bicycle wheel has a radius of 10 inches.approximately how much smaller, in square inches and rounded to the nearest hundredth, is the area of the training wheel than the area of the regular wheel? *