Given f (x) = x^4-3x^3+2x^2-7x-11 find all roots to the nearest 0.001

88.83 is what percent of 21

How do you put four of 100, 0.52 and 0.1 in decimal order from greatest to least?

Five times a number (n) subtracted from 50 is 15

A baseball is hit off a tee, and the height of the baseball is modeled by the equation h=-16t^2+48t+2 (h is the height in feet, t is time in seconds). Find the maximum height of the baseball.

What is the range of y = - 3sin (x) - 4? all real numbers - 7 all real numbers - 7 all real numbers - 5 all real numbers - 1

What is 20 feet to 8 yards in simplest form

Garret hiked 14 miles in 4 hours. Elena hiked 21 miles in 6 hours. Do these rates demonstrate a proportional relationship? Why or why not?

What is the equation of the vertical line that passes through (9,-4)

Given ABC PQR, m < B = 3v + 4, and m

How many 3-digit hexadecimals start with a letter (A-F) or end with a numeral (0-9) (or both) ? Explain.