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Operations with Radicals and Complex Numbers B

Mathematics

9th - 10th Grade

CCSS covered

Used 39+ times

Operations with Radicals and Complex Numbers B
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14 questions

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1.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Simplify

 3i(2+4i)3i\left(2+4i\right)  

 18i18i  

 12+6i-12+6i  

 12i12i  

 12+6i12+6i  

Tags

CCSS.HSN.CN.A.2

2.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Simplify

 2i(3+7i)2i\left(3+7i\right)  

 14+6i-14+6i  

 14i14i  

 20i20i  

 6i+146i+14  

Tags

CCSS.HSN.CN.A.2

3.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Simplify

 5i(3i)5i\left(3-i\right)  

 10i10i  

 20i20i  

 5+15i5+15i  

 15i515i-5  

Tags

CCSS.HSN.CN.A.2

4.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Simplify

 4i(23i)4i\left(2-3i\right)  

 4i-4i  

 12+8i-12+8i  

 12+8i12+8i  

 8+12i-8+12i  

Tags

CCSS.HSN.CN.A.2

5.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Simplify

 (5+i)(2+5i)\left(5+i\right)\left(2+5i\right)  

 32i32i  

 10+32i10+32i  

 15+27i15+27i  

 5+27i5+27i  

Tags

CCSS.HSN.CN.A.2

6.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Simplify

 (2+3i)(4+2i)\left(2+3i\right)\left(4+2i\right)  

 8+22i8+22i  

 6+5i6+5i  

 8+10i8+10i  

 2+16i2+16i  

Tags

CCSS.HSA.APR.A.1

7.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Simplify

 (2i)(5+3i)\left(2-i\right)\left(5+3i\right)  

 13+i13+i  

 102i10-2i  

 10+2i10+2i  

 7+2i7+2i  

Tags

CCSS.HSA.APR.A.1

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