Please help, due tomorrow. will give brainlist if correct. Given f(x)= 2x^3+7x+k and x+1 is a factor of f(x), then what is the value of k?

6x - 8 = 16 solve the following equation. then place the correct number in the box provided.

Find the exact value of each of the following. in each case, show your work and explain the steps you take to find the value. (a) sin 17π/6 (b) tan 13π/4 (c) sec 11π/3

Jose predicted that he would sell 48 umbrellas. he actually sold 72 umbrellas. what are the values of a and b in the table below? round to the nearest tenth if necessary