Find the product or quotient, using trigonometric form. Write the answer in the form a + bi.(4 - 2i)(5 - 6i)

A. 8 - 34i
B. 32 + 14i
C. 8 + 34i
D. 12i2 - 34i + 20


Answer: A

Mathematics

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Perform the indicated operations graphically.(-4 + 4j ) + ( 2 + 4j )

A.

a = -4 + 4j
b = 2 + 4j
c = (-4 + 4j ) + ( 2 + 4j )
B.

a = -4 - 4j
b = 2 + 4j
c = (-4 + 4j ) + ( 2 + 4j )
C.

a = -4 + 4j
b = 2 + 4j
c = (-4 + 4j ) + ( 2 + 4j )
D.

a = -4 + 4j
b = 2 + 4j
c = (-4 + 4j ) + ( 2 + 4j )

Mathematics

How many different rays have B as their initial point? Name them

Mathematics

Solve the problem.Evaluate: 

A. 0.21 B. 0.27 C. 8.2 D. 6.95

Mathematics

Factor the polynomial completely. If a polynomial cannot be factored, state that it is irreducible.8x4 - 50x2

A. irreducible B. 2(2x2 + 5)(2x2 - 5) C. 2x2(2x + 5)(2x - 5) D. 2x2(2x - 5)2

Mathematics