Change the number to polar form and then perform the indicated operations. Express the result in rectangular form.(5 - 9j)(9 + 5j)
A. 0 - 106j
B. 90 - 56j
C. -45j2 - 56j + 45
D. 90 + 56j
Answer: B
Mathematics
You might also like to view...
Perform the indicated operation.11 tons 500 lb ÷ 5
A. 2 tons 500 lb B. 3 tons 100 lb C. 2 tons 101 lb D. 2 tons 100 lb
Mathematics
Solve the right triangle.
b = 160, c = 450
A. A = 70.4, B = 19.6, a = 477.6 B. A = 69.2, B = 20.8, a = 420.6 C. A = 69.2, B = 20.8, a = 477.6 D. A = 19.6, B = 70.4, a = 420.6
Mathematics
Solve the absolute value equation.|3s + 6| = |s - 2|
A. {4, 2} B. {- 4, 7} C. {- 4, - 1} D. ?
Mathematics
Find the expected value.A car agency has found daily demand to be as shown in the table.
Find the expected number of customers.
A. 9 B. 12 C. 10 D. 2
Mathematics