What is maximum value of y=cosx

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

Polynomial that can be factored as (3x-4)(3x+4)

Determine the difference: 3.2 × 1010 – 1.1 × 1010. write your answer in scientific notation.