Add or subtract as indicated. Express your answer in standard form.(10 + ) - (-2 + )

A. 12 - 5i
B. 12 + 5
C. 12 - 5
D. 12 + 5i


Answer: A

Mathematics

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Find the product of the given complex number and its conjugate. Write the answer in the form a + bi. - 2i

A.  + 4i
B.
C.
D.  - 4i

Mathematics

Write the complex number in standard form. ? ?

A. (24 - ) - (6- 4)i
B. (24 + ) + (6 - 4)i
C. (24 - ) + (6 - 4)i
D. (24 + ) - (6 - 4)i
E. (24 +) + (6 + 4)i

Mathematics

Find the general solution for the differential equation. = 10xy - 6x2y

A. y = 5x2 - 2x3 + C B. y = ke(5x2 - 2x3) C. y = ln(5x2 - 2x3) + C D. y = ke(10x - 5x2)

Mathematics

Find the indicated sum.

A. 18 B. 3 C. 10 D. 6

Mathematics