If Susan can type 84 words in 4 minutes, is she faster or slower than 28 words per minute?

Use the x-intercept method to find all real solutions of the equation. -9x^3-7x^2-96x+36=3x^3+x^2-3x+8

A. 127 cm^2 b. 144.5 cm^2 c. 172 cm^2 d. 50 cm^2

Asquare has a perimeter of sixteen centimeters. what is the length of each of its sides? a. 8 cm c. 9 cm b. 4 cm d. 10 cm select the best answer from the choices