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What is the complex conjugate of 3i?

Anonymous

∙ 15y ago

Updated: 4/28/2022

0+3i has a complex conjugate of 0-3i

thus when you multiply them together

(0+3i)(0-3i)= 0-9i2

i2= -1

0--9 = 0+9 =9 conjugates are used to eliminate the imaginary parts

Wiki User

∙ 15y ago

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4+3i

Janiah Fitzpatrick ∙

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∙ 4y ago

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Continue Learning about Basic Math

What is complex conjugate for the number 9-5i?

The conjugate is 7 - 3i is 7 + 3i.

What is complex conjugate for the number 7 3i?

The complex conjugate of a number in the form a + bi is simply the same number with the sign of the imaginary part changed. In this case, the number is 7 + 3i, so its complex conjugate would be 7 - 3i. This is because the complex conjugate reflects the number across the real axis on the complex plane.

What is conjugate of 4i open bracket -2 -3i close bracket?

4i(-2 -3i) = 4i×-2 - 4i×-3i = -8i -12i² = -8i + 12 = 12 -8i → the conjugate is 12 + 8i

Complex conjugate of 5i-4?

To get the complex conjugate, change the sign in front of the imaginary part. Thus, the complex conjugate of -4 + 5i is -4 - 5i.

How do you simplify a complex fraction?

You multiply the numerator and the denominator of the complex fraction by the complex conjugate of the denominator.The complex conjugate of a + bi is a - bi.

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