Which 2 subjects are 2 unit apart

How many zeros does the function f(x)=4x3-x2+1 have

16. you're planning to buy a boat, a motor, and some miscellaneous boating equipment. the boat costs $325, the motor costs $225, and the equipment costs $79. if you've saved $438 toward these purchases, how much more do you need to save? a. $181 b. $281 c. $291 d. $191

What is the upper quartile in the box plot?