What is the expression in factored form?

3x^2 (2 is squared) + 26x + 35

a. (x+5)(3x+7)

b. (3x+7)(x-5)

c. (3x+5)(x-7)

d. (3x+5)(x+7)

Find the value of the variable and the length of each secant segment.

At which value in the domain does f(x) =0?

Last month, a 770 g box of cereal was sold at a grocery store for $3.10. however, this month, the cereal manufacturer launched the same cereal in a 640 g box, which is being sold at $2.50. what is the percent change in the unit price?