Last Flashcard: Imaginary & Complex

Flashcard
•
Mathematics
•
11th Grade
•
Hard
+1
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15 questions
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1.
FLASHCARD QUESTION
Front
What is the value of i^7?
Back
-i
Tags
CCSS.HSN.CN.A.2
2.
FLASHCARD QUESTION
Front
Simplify the division problem: (2-4i)/(1+3i)
Back
-1-i
Tags
CCSS.HSN.CN.A.3
3.
FLASHCARD QUESTION
Front
Which expression is equivalent to (-6 + i)²?
Back
35 - 12i
Tags
CCSS.HSN.CN.C.8
4.
FLASHCARD QUESTION
Front
What is the complex conjugate of 4-3i?
Back
4 + 3i
Tags
CCSS.HSN.CN.A.3
5.
FLASHCARD QUESTION
Front
Simplify \sqrt{-18}.
Back
3i\sqrt{2}
6.
FLASHCARD QUESTION
Front
What is the definition of a complex number?
Back
A complex number is a number that can be expressed in the form a + bi, where a and b are real numbers and i is the imaginary unit.
Tags
CCSS.HSN.CN.A.1
7.
FLASHCARD QUESTION
Front
What is the imaginary unit i?
Back
The imaginary unit i is defined as the square root of -1, i.e., i = \sqrt{-1}.
Tags
CCSS.HSN.CN.A.1
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