COMPLEX NUMBER PART 2

(5-2i) + (-7+8i)

• -2+6i
• 12+6i
• -35-16i²
• -35 -16i

Tags

CCSS.HSN.CN.A.1

CCSS.HSN.CN.A.2

(5-2i) + (-7+8i)

• -2+6i
• 12+6i
• -35-16i²
• -35 -16i

Tags

CCSS.HSN.CN.A.1

CCSS.HSN.CN.A.2

Simplify
2i - 7i + 10

• -5i+10
• 5i
• 9i+10
• 5i+10

Tags

CCSS.HSN.CN.A.1

CCSS.HSN.CN.A.2

Simplify
3i - (4 + 7i)

• -4 + 10i
• 21 - 12i
• 4 - 10i
• -4 - 4i

Tags

CCSS.HSN.CN.A.1

CCSS.HSN.CN.A.2

Find the sum.
(5-2i) + (-7+8i)

• -2+6i
• 12+6i
• -35-16i²
• -35 -16i

Tags

CCSS.HSN.CN.A.1

CCSS.HSN.CN.A.2

(10-6i) - (2+3i)

• 12 + 3i
• 8 - 3i
• 8 - 9i
• -9i + 8

Tags

CCSS.HSN.CN.A.1

CCSS.HSN.CN.A.2

What is the value of the expression below?
(2 + 4i) + i(2 + i)

• 4 + 5i
• 2 + 7i
• 7i
• -2 + 6i

What is the simplified form of (-9 + 5i) + (3 -2i)

• -12 + 31i

• -6 + 3i

• -11 + 7i

• 5 - 3i

Tags

CCSS.HSN.CN.A.1

CCSS.HSN.CN.A.2

What is the complex conjugate of $\left(-4-7i\right)$  ?

•  $\left(-4-7i\right)$  

•  $\left(4-7i\right)$  

•  $\left(-4+7i\right)$  

•  $\left(4+7i\right)$  

What do we multiply this expression by: $\frac{\left(1+7i\right)}{\left(3-8i\right)}$  

•  $1+7i$  

•  $1-7i$  

•  $3-8i$  

•  $3+8i$