Classify by degree of polynomial:
-2x²x
Linear
Constant
Cubic
Quadratic

Average acceleration: i have no idea how to do this.

What value of x is in the solution set of 4x - 12 s 16 + 8x? -10 -9 -8 -7

Scores on the cognitive scale of the bayley-scales of infant and toddler development range from 1 to 19, with a standard deviation of 3. calculate the margin of error in estimating the true mean cognitive scale score, with 99% confidence, if there are 12 infants and toddlers in a sample.