Perform the indicated operation and write your answer in standard form.(2 - 9i)2
A. -77 + 36i
B. -77 - 36i
C. 85 - 36i
D. 77 - 36i
Answer: B
Mathematics
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Use scientific notation to perform the following operations. Leave your answer in scientific notation.(5 × 10-5) ÷ (10 × 10-3)
A. 5.0 × 107 B. 2.0 × 10-2 C. 5.0 × 10-3 D. 2.0 × 108
Mathematics
Insert the correct symbol between the pair of numbers, either < (less than) or > (greater than).-28 _____ -24
A. < B. >
Mathematics
Solve by using the square root property.5x2 = 121
A. x = ± 
B. x = 
C. x = ± 
D. x = ± 
Mathematics
Solve the equation. Express radicals in simplest form.x2 = 9 - 4x
A. {-2 + 2
, -2 - 2
}
B. {-1 + 
, -1 - 
}
C. {-2 + 
, -2 - 
}
D. {2 + 
}
Mathematics