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Write the Sum or Difference in the Standard Form a (5+i2)−(3−−49)\left( \sqrt { 5 } + i ^ { 2 } \right) - ( 3 - \sqrt { - 49 } )

Question 333

Multiple Choice

Write the sum or difference in the standard form a + bi.
- (5+i2) −(3−−49) \left( \sqrt { 5 } + i ^ { 2 } \right) - ( 3 - \sqrt { - 49 } )


A) (5+2) +7i( \sqrt { 5 } + 2 ) + 7 i
B) (5−4) +7i( \sqrt { 5 } - 4 ) + 7 i
C) (5−2) +7i( \sqrt { 5 } - 2 ) + 7 i
D) (5−4) −7i( \sqrt { 5 } - 4 ) - 7 i

Correct Answer:

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