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Earn +20 ptsQ: What is the complex conjugate of 8 plus 9i?
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What is the sum of (7 3i) (8 9i)?
Just add the real part and the imaginary part separately.
What is the additive inverse of the complex number 8 plus 3i?
To form the additive inverse, negate all parts of the complex number → 8 + 3i → -8 - 3i The sum of a number and its additive inverse is 0: (8 + 3i) + (-8 - 3i) = (8 + -8) + (3 + -3)i = (8 - 8) + (3 - 3)i = 0 + 0i = 0.
What is 6 -2x plus 8 plus 4x equals 8?
x=5
Combine like terms 15b plus 13c-12b plus 10c plus 8?
15b + 13c - 12b + 10c + 8 = 3b + 23c + 8
What is 8 ml plus 8ml?
8 of anything plus 8 more of the same thing totals up to 16 of them.
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