Complex Numbers in Algebraic Form
Math ⇒ Algebra
Complex Numbers in Algebraic Form starts at 10 and continues till grade 12.
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See sample questions for grade 11
Describe the process to divide two complex numbers in algebraic form.
What is the standard algebraic form of a complex number?
Which of the following is a complex number in algebraic form?
(1) 7
(2) 2i
(3) 4 + 5i
(4) All of the above
Which of the following is NOT a complex number?
(1) 0
(2) 3 + 0i
(3) 2i
(4) None of the above
Which of the following is the correct value of i4?
(1) 1
(2) -1
(3) i
(4) -i
Which of the following is the multiplicative identity for complex numbers?
(1) 0
(2) 1
(3) i
(4) -1
Fill in the blank: The additive inverse of the complex number 7 - 9i is __________.
Fill in the blank: The conjugate of the complex number 6 - 8i is __________.
Fill in the blank: The modulus of the complex number 0 + 5i is __________.
Fill in the blank: The sum of a complex number and its conjugate is always __________.
True or False: Every real number is also a complex number.
True or False: The product of a complex number and its conjugate is always a real number.
True or False: The sum of two complex numbers is always a complex number.
