Factor by any method.b6 - 64z6
A. (b3 + 8z3)(b3 - 8z3)
B. (b + 2z)(b - 2z)(b4 + 4b2z2 + 16z4)
C. (b2 - 4z2)(b4 + 4b2z2 + 16z4)
D. (b + 2z)(b - 2z)(b2 + 2bz + 4z2)(b2 - 2bz + 4z2)
Answer: D
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Some hot water, initially at src="https://sciemce.com/media/3/ppg__cognero__5.2_Applications_of_Exponential_Functions__media__b7419433-e23e-4775-a2c5-1a54d650c647.PNG" class="wirisformula" align="middle" style="vertical-align: middle;" data-wiris-created="true" varid="variable_id_field" variablename="impvar_66c4ed7d53a947288358f0742" />. Find the temperature in 2.3 hours. Round your answer to the nearest hundredths.
C, is placed in a room with a temperature of 
C. The temperature T of the water after t hours is given by
??
A. 
C
B. 
C
C. 
C
D. 
C
E. 
C
The graph of a piecewise-defined function is given. Write a definition for the function. 
A. 
B. 
C. 
D. 
Solve the problem.Adam and David were both driving east on the same highway. At 3:00 P.M., Adam, traveling at 55 miles per hour, was 20 miles east of David. A little later, David, traveling at 65 miles per hour, passed Adam. At what time did David pass Adam?
A. 5:30 P.M. B. 9:00 P.M. C. 7:00 P.M. D. 5:00 P.M.
Simplify. Write your answer in the form a + bi, where a and b are real numbers.Let z = -5 + 5i and w = 5 + 2i. Find 2z + w.
A. -5 + 12i B. -10 + 12i C. -15 + 20i D. -5 + 7i