11. The height of a soccer ball above the ground, y, in metres, is modelled by the function y= 4.9x + 5x + 1, where x is the time in seconds after the ball is kicked.
a) Use technology to graph, then draw sketch of the graph.
b) Use technology to determine the maximum height the ball will reach. Round your answer to the nearest
tenth of a metre.
c) State any restrictions on the domain and range of the function.
d) For how long is the ball in the air?
(4 points)

Find the value of x for which abcd must be a parallelogram -9-6x x-30

According to the 2008 u. s. census, california had a population of approximately 4 × 10^7 people and florida had a population of approximately 2 × 10^7 people. which of the following is true? a. the population of florida was approximately two times the population of california. b. the population of florida was approximately twenty times the population of california. c. the population of california was approximately twenty times the population of florida. d. the population of california was approximately two times the population of florida.

True or false: the graph of y=f(bx) is a horizontal compression of the graph y=f(x) if b< 1