The dimensions of various-sized mirrors are created using the expression 0.5x – 2 for the width and 2x + 2
for the length. The function A(x) = x2 – 3x - 4
represents the area of the mirrors. The maximum
length of the mirrors is 52 centimeters.

How do the mathematical domain and reasonable
domain compare?

a. mathematical: {XER} reasonable: {x>0}

b. mathematical {XE R} reasonable: {x > 4)

c. mathematical: (x > 1.5) reasonable {x > 0)

d. mathematical (x > 1.5) reasonable (x > 4}

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?

Evaluate 3(a + b + c)squared for a = 2, b = 3, and c = 4. a. 54 b. 243 c.729 add solution .

The midpoints of the sides of the large square are joined to form a smaller square. what is the area of the smaller square