Determine if the term is Real, Imaginary or Complex

What is complex numbers?

• a number that can be expressed in the form ai + b

• a number that can be expressed in the form a + bi

• a number that can be expressed in the form a - bi

• a number that can be expressed in the form ai - b

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CCSS.HSN.CN.A.1

What is the imaginary part of 21-14i?

• 14

• 21

• -21

• -14

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CCSS.HSN.CN.A.1

What is the real part of 13.2i+1?

• 13.2

• -1

• 1

• -13.2

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CCSS.HSN.CN.A.1

What is the real part of 17i?

• 17

• i

• 1

• 0

Tags

CCSS.HSN.CN.A.1

Is the following statement true or false?

Any complex number is either real or pure imaginary.

• True

• False

Tags

CCSS.HSN.CN.A.1

What type of number is -2+3i?

• Real

• Pure imaginary

• Complex

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CCSS.HSN.CN.A.1

To divide complex numbers, you must multiply with the..??

• conjurate

• conjugate

• conjuring

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CCSS.HSN.CN.A.3

If a quadratic equation can be factored and each factor contains only real numbers, then it cannot have an imaginary solution.

• True

• False

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CCSS.HSN.CN.C.9

If a quadratic equation cannot be factored, then it will have at least one imaginary solution.

• True

• False

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CCSS.HSN.CN.A.1

If you are adding two complex numbers you should

• add all the numbers together then divide by 2

• add only the real numbers and subtract the complex numbers

• add only the complex numbers and subtract the real numbers

• add only the real numbers together and then add only the complex numbers together then stop

Tags

CCSS.HSN.CN.A.2