Maria and Jamal each have gardens. The area of Maria’s garden is represented by the expression 8x2 – 3x. Jamal’s garden is a rectangular plot with the width and length represented by the expressions 3x and 4x – 2. Which expressions give how much bigger or smaller Jamal’s garden is compared to Jessica’s? Check all that apply.

o 4x2 – 9x

o –4x2 + 3x

o 4x2 – 3x

o 12x2 – 6x – 8x2 – 3x

o 12x2 – 6x – 8x2 + 3x

(multiple choice please no complex answers)

Which statements regarding the diagram are true? check all that apply.

Given that abcd is a rhombus, what is the value of x?

Adecibel is a logarithmic unit that can be used to measure the intensity of a sound. the function y = 10logx gives the intensity of a sound in decibels, where x is the ratio of the intensity of the sound to a reference intensity. the reference intensity is generally set at the threshold of hearing. use the graphing utility to graph the decibel function.a whisper has a sound intensity of 30 decibels. use your graph to you complete the following statement. the sound intensity of a whisper is times the reference intensity.