If f(x) = 2x2, what is f(a+3)? 2a2 + 12a + 18
O 4a + 12
a? + 6a + 9
12a2 + 18a + 2
Asap pls test due soo

The center of the circumscribed circle lies on line segment and the longest side of the triangle is equal to the of the circle.

Aman is 6 feet 3 inches tall. the top of his shadow touches a fire hydrant that is 13 feet 6 inches away. what is the angle of elevation from the base of the fire hydrant to the top of the man's head?

You were told that the amount of time lapsed between consecutive trades on the new york stock exchange followed a normal distribution with a mean of 15 seconds. you were also told that the probability that the time lapsed between two consecutive trades to fall between 16 to 17 seconds was 13%. the probability that the time lapsed between two consecutive trades would fall below 13 seconds was 7%. what is the probability that the time lapsed between two consecutive trades will be between 14 and 15 seconds?