What is the product? (x^4)(3x^3-2)(4x^2)(4x^2+5x) (A 12x^9+15x^8-8x^6-10x^5 (B 12x^24+15x^12-8x^8-10x^4 (C 12x^9-10x^5 (D 12x^24-10x^4

If you could answer these your a life saver

Sera sells t-shirts at the beach. she believes the price of a t-shirt and the number of t-shirts sold are related. she has been experimenting with different prices for the t-shirts. she has collected a data set with five pairs of data; each consists of the price of a t-shirt and the number of shirts sold. the independent variable, which will go on the x-axis, is . the dependent variable, which will go on the y-axis, is the

Determine if this is a solution to the system