Find the phase shift of the function.y = 3 cos (4x + ?)
A. 3? units to the right
B. 4? units to the right
C. 
units to the left
D. 
units to the left
Answer: D
You might also like to view...
Solve the problem.Use Newton's Law of Cooling to find the temperature in the following case. A glass of water with a temperature of 7°C is placed in a room with a temperature of 20°C. One minute later the water has warmed to 8°C. After how many minutes does the water have a temperature that is 80% of the ambient temperature?
A. ? 22 min B. ? 26 min C. ? 15 min D. ? 18 min
Provide an appropriate response.Evaluate: 
Fill in the blank(s) with the appropriate word(s).
Use the properties of logarithms to evaluate the expression without the use of a calculator.log3 310
A. 30 B. 3 C. 1 D. 10
Write the expression in the standard form a + bi.5i5(1 + i3)
A. 5 - 5i B. -5 + 5i C. 5 + 5i D. -5 - 5i