Choose all that are TRUE. The slope of the line modeled by 3x − 2y = 6 is 3 2 , and the y-intercept is − 3. The slope of the line modeled by 4y = x is 4. The slope of the line modeled by y = 7 is undefined. The slope of the line modeled by equation x = 8 is undefined. The slope of the line modeled by −2x − 5y = 4 is −2 5 , and the y-intercept is −4 5 .

If kn = 9 cm, mn = 21 cm, rs = 42 cm, and ps = 18 cm, what is the scale factor of figure klmn to figure pqrs?

Acable company wants to provide cell phone service for residents on an island. the function for the cost of laying the cable from the island to the mainland is c(x)= 6.500 square root x2+4, where x represents the length of the cable in feet. what are the domain and range of the function? a) domain: all real numbers range: all real numbers greater than or equal to 17,000 b) domain: all real numbers greater than or equal to 0 range: all real numbers greater than or equal to 17,000 c) domain: all real numbers greater than or equal to 0 range: all real numbers greater than or equal to 13,000 d) domain: all real numbers greater than or equal to 13,000 range: all real numbers greater than or equal to 0

Which of the following tables represents exponential functions?