WILL GIVE BRAINLEST HELP ASAP PLEASE

1) Find the approximate area between the curve f(x)=-2x + 32x + 5 and the x-axis on the interval (0,16] using 4 rectangles. Use the left endpoint of each rectangle to determine the height.

A) 2304 square units

B) 576 square units

C) 320 square units

D) 1360 square units

2) Find the approximate area between the curve f(x)= -4x^2+32x and the x-axis on the interval [0,8] using 4 rectangles. Use the right endpoint of each rectangle to determine the height.

A) 1152 square units
B) 320 square units
C) 288 square units
D) 160 square units

Consider the diagram. which line segment has the same measure as st? rx tx sr xs

Quick! a survey of 57 customers was taken at a bookstore regarding the types of books purchased. the survey found that 33 customers purchased mysteries, 25 purchased science fiction, 18 purchased romance novels, 12 purchased mysteries and science fiction, 9 purchased mysteries and romance novels, 6 purchased science fiction and romance novels, and 2 purchased all three types of books. a) how many of the customers surveyed purchased only mysteries? b) how many purchased mysteries and science fiction, but not romance novels? c) how many purchased mysteries or science fiction? d) how many purchased mysteries or science fiction, but not romance novels? e) how many purchased exactly two types of books?

What is the answer to this problem? ignore the work. what is the correct answer?