For the function below, find a) the critical numbers; b) the open intervals where the function is increasing; and c) the open intervals where it is decreasing. f left parenthesis x right parenthesis equals 4 x cubed minus 27 x squared minus 108 x plus 4f(x)=4x3−27x2−108x+4

What is the difference between regular convex and concave polygons

Marco has $38.43 dollars in his checking account. his checking account is linked to his amazon music account so he can buy music. the songs he purchases cost $1.29. part 1: write an expression to describe the amount of money in his checking account in relationship to the number of songs he purchases. part 2: describe what the variable represents in this situation.

98 point question what is the record for most points in one