Find the conjugate of the complex number. Then multiply the complex number by its conjugate.-5 + 7i
A. -5 + 7i; 74
B. -5 - 7i; 74
C. -12; 74
D. 2; 74
Answer: B
Mathematics
You might also like to view...
Let U = {all soda pops}, A = {all diet soda pops},B = {all cola soda pops}, C = {all soda pops in cans},and D = {all caffeine-free soda pops}. Describe theset in words.(A ? B) ? D
A. All diet, caffeine-free cola soda pops B. All diet and all cola and all caffeine-free soda pops C. All soda pops not in cans D. All soda pops
Mathematics
Write the statement in words and decide whether it is true or false.1 ? 6
What will be an ideal response?
Mathematics
Solve the inequality. Graph the solution set and write it in interval notation.42x - 48 > 6(6x - 9)
A. (-?, -1]
B. (-?, -1)
C. (-1, ?)
D. [-1, ?)
Mathematics
Graph the solution set of the system of inequalities.
A. 
B. 
C. 
D. 
Mathematics