13. x^4 + 4 is divisible by x^2 - 2x + k where k is a constant.
(a) Find the value of k.
(b) The degree of f(x) is 4. When f(x) is divided by x^4 + 4,the remainder is x^2 – 2x + k.
When f(x) is divided by x - 2, the remainder is -14/3
Someone claims that f(x)=0 has at least two distinct real roots. Do you agree? Explain your answer.​

Part of the total score for each program is the sum of five program component scores. on the free program, the sum of these five program component scores is multiplied by a factor of 2.0. yuzuru hanyu, of japan, earned scores of 9.07, 8.96, 8.89, 9.21, and 9.36 for the program components portion of his free program. how many total points did he receive for this portion?

Haruka hiked several kilometers in the morning. she hiked only 66 kilometers in the afternoon, which was 25% less than she had hiked in the morning. how many kilometers did haruka hike in all?

Steve had 48 chocolates but he decided to give 8 chocolats to each of his f coworkers. how many chocolates does steve have left