Which statement describes the graph of f(x) = 48°-287-32+ 64?
The graph crosses the x-axis at x = 4 and touches the -atis at x=-1.
The graph touches the x-axis at x = 4 and crosses the x-axis at x=-1.
The graph crosses the x-axis at x= -4 and touches the x-sis at x = 1.
The graph touches the x-axis at x= 4 and crosses the x-axis at x=1

33% of college students say they use credit cards because of the rewards program. you randomly select 10 college students and ask each to name the reason he or she uses credit cards. find the probability that the number of college students who say they use credit cards because of the rewards program is (a) exactly two, (b) more than two, and (c) between two and five inclusive. if convenient, use technology to find the probabilities.

Factor the polynomial 4x4 – 20x2 – 3x2 + 15 by grouping. what is the resulting expression? (4x2 + 3)(x2 – 5) (4x2 – 3)(x2 – 5) (4x2 – 5)(x2 + 3) (4x2 + 5)(x2 – 3)

If a 36 inch yardstick casts a 21 foot shadow, how tall is a building whose shadow is 168 feet? what is the scale factor