Complex Number Conjugates Application

5 + sqrt(-25)

• -5 - 5i

• 5 + 5i

• -5 + 5i

• 5 - 5i

What is the conjugate of -2i + 7

• -2i - 7

• 2i - 7

• -7 + 2i

• 7 + 2i

What is the conjugate of i + 4?

• i + 4

• i - 4

• -i-4

• -i+4

Simplify

• (-7-3i)/10

• (-4-3i)/7

• 6i/7

• (4i-3)/7

Refer to the above image, what is the conjugate of the denominator?

• 8 + 6i

• 6 + 8i

• 6 - 8i

• -6 +8i

Simplify

• 17i

• 15i

• 4i-10

• 2i-10

What is the complex conjugate of  4 - 3i?

•   1/(4-3i)

• 1/(4+3i)

•   -4 + 3i

•   4 + 3i

What is the conjugate of 5 + 7i?

• 5-7i

• 5+7i

• 7i-5

• 7-5i

What type of number is the result of multiplying a complex number and its conjugate?

• Natural Number

• Imaginary Number

• Irrational Number

• Real Number