How is the expression simplified to '3 - 7i'?
Tutorial - Learn how to subtract an imaginary term from a complex number ex 14, (3 + 2i) - 9i
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Mathematics
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11th Grade - University
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Hard
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The video tutorial demonstrates how to simplify an expression involving imaginary numbers. It begins by explaining the expression and the unnecessary use of parentheses. The teacher then focuses on identifying and combining like terms, specifically the imaginary numbers, to simplify the expression to its final form.
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OPEN ENDED QUESTION
3 mins • 1 pt
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3 mins • 1 pt
What is the final simplified expression given in the text?
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