How do i factorise the expression x⁹ + y⁹ ?​

Question 3 of 30 paul buys fruit to make smoothies. he buys 3.78 pounds of apples, 2.12 pounds of peaches, and 4.45 pounds of oranges. paul rounds each weight to the nearest tenth of a pound. about how many pounds of fruit did paul buy? (a) 10.5 pounds (b) 10.2 pounds (c) 10.4 pounds (d) 10.0 pounds 30 points

Present age of man is 45 years, 5 years back his age was 4 times age of his son what is present age of his son?

Prove that 16^4-2^13-4^5 is divisible by 11.