(a) If G(x) = x2 − 7x + 7,
find G'(a) and use it to find equations of the tangent lines to the curve
y = x2 − 7x + 7
at the points
(0, 7)
and
(6, 1).

G'(a)
=

y1(x)
=
(passing through (0, 7))
y2(x)
=
(passing through (6, 1))

52 cm radius = diameter = area = circumference = circumfer

Unaware that 35% of the 10000 voters in his constituency support him, a politician decides to estimate his political strength. a sample of 200 voters shows that 40% support him. a. what is the population? b. what is the parameter of interest? state its value c. what is the statistics of the interest? state its value d. compare your answers in (b) and (c) is it surprising they are different? if the politician were to sample another 200 voters, which of the two numbers would most likely change? explain

Martha is training for a duathlon, which includes biking and running. she knows that yesterday she covered a total distance of over 55.5 miles in more than than 4.5 hours of training. martha runs at a speed of 6 mph and bikes at a rate of 15.5 mph.