Evaluate when x = 9 and y = 10:
1 3
--x + ---y
2 4

SHOW ALL YOUR STEPS

Graph the system: f(x)= 3/x-2; f(x)= 1/2x + 2

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.

Need so much on this one how many yards?