At noon, ship a is 100km
100
km
west of ship b. ship a is sailing south at 45km/h
45
km/h
and ship b is sailing north at 25km/h.
25
km/h
.
how fast is the distance between the ships changing at 4: 00pm.

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.

If you double the input of a function and it results in half the output, and if you triple the input and it results in a third of the output, what can be guessed about the function? check all that apply.

If abcde is reflected over the x-axis and then translated 3 units left, what are the new coordinates d?