Find all solutions of the equation in the complex number system.(x + 16)2 = -7
A. {-16 + i
, -16 - i
}
B. {-16 - 
}
C. {-16 + 
, -16 - 
}
D. {-9, 23}
Answer: A
Mathematics
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Fill in the blank with one of the words listed below.
If x2 = a, then x = 
or x = -
. This property is called the 
property.
A. square root B. quadratic C. completing the square D. conjugate
Mathematics
Evaluate the integral.
A. 2
+ C
B. 2
+ 3 tan-1 
+ C
C. 2
+ 3 ln 
+ C
D. 2
- 3 ln 
+ C
Mathematics
Subtract and check.
A. 24,258 B. 24,458 C. 24,348 D. 24,358 E. 24,368
Mathematics
Perform the indicated operations and simplify.
A. 
B. 
C. a - 2
D. a + 2
Mathematics