Evaluate f(-5) if f(x) = -2 - 12

Math each whole number with a rational,exponential expression

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.

Which expression is equivalent to -12(3x-3/4)