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Find the Sum or Difference $\mathrm { i } \sqrt { 5 } + 5 - ( 1 + 9 \mathrm { i } \sqrt { 5 } ) - ( 2 - \mathrm { i } \sqrt { 5 } )$

Question 179

Multiple Choice

Find the sum or difference. Write the answer in standard form.
- $\mathrm { i } \sqrt { 5 } + 5 - ( 1 + 9 \mathrm { i } \sqrt { 5 } ) - ( 2 - \mathrm { i } \sqrt { 5 } )$

A) $- 2 - 11 \mathrm { i } \sqrt { 5 }$
B) $2 - 7 \mathrm { i } \sqrt { 5 }$
C) $2 - 11 \mathrm { i } \sqrt { 5 }$
D) $2 + 7 \mathrm { i } \sqrt { 5 }$

Find the Sum or Difference i5+5−(1+9i5)−(2−i5)\mathrm { i } \sqrt { 5 } + 5 - ( 1 + 9 \mathrm { i } \sqrt { 5 } ) - ( 2 - \mathrm { i } \sqrt { 5 } )i5​+5−(1+9i5​)−(2−i5​)

Multiple Choice

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Find the Sum or Difference $\mathrm { i } \sqrt { 5 } + 5 - ( 1 + 9 \mathrm { i } \sqrt { 5 } ) - ( 2 - \mathrm { i } \sqrt { 5 } )$

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