What is the amplitude, period, and phase shift of f(x) = −3 cos(4x + π) + 6?

Amplitude = 3; period = pi over two; phase shift: x = negative pi over four
Amplitude = −3; period = pi over two; phase shift: x = pi over four
Amplitude = −3; period = negative pi over two; phase shift: x = negative pi over four
Amplitude = 3; period = 2π; phase shift: x = negative pi over four

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.

Ineed on these fraction questions! could'ya me? 1. 3/8 ( ? ) 0.295 a. = b. > c. < 2. -0.770 ( ? ) -4/5 a. = b . < c. >

Benefit(s) from large economies of scale, in which the costs of goods decrease as output increases. natural monopolles perfect competition