X = t/2. t = 2x
y = 3t^3 - 1
y = 3(2x)^3 -1
y = 24x^3 -1
Answer:The "mean" is the "average" you're used to, where you add up all the numbers and then divide by the number of numbers. The "median" is the "middle" value in the list of numbers.
Step-by-step explanation:
Answer:
(-2,5)
Step-by-step explanation:
P = 2w + 2h
factorise
P = 2 (w + h)
divide both sides by the coefficient of w + h
P ÷ 2 = 2 (w + h) ÷ 2
P/2 = w + h
make w the subject of the formula
w = h - p/2
