Find all solutions of the equation in the complex number system.(x + 1)2 = -6
A. {5, 7}
B. {-1 + 
, -1 - 
}
C. {-1 + i
, -1 - i
}
D. {-1 - 
}
Answer: C
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Translate the sentence into a mathematical equation. Be sure to identify the meaning of all symbols.Speed is measured by distance divided by time.
A. If S represents speed, d distance, and t time, then S = 
.
B. If S represents speed, d distance, and t time, then d = 
.
C. If S represents speed, d distance, and t time, then S = 
.
D. If S represents speed, d distance, and t time, then t = 
.
Find the midpoint of the line segment joining the points P1 and P2.P1 = (a, 4); P2 = (0, 7)
A. 
B. 
C. 
D. 
Use the fundamental identities and appropriate algebraic operations to simplify the expression.
+ cos x sec x
A. cot2 x B. csc2 x C. csc x D. sec2 x
Write the logarithmic equation as an exponential equation.log5125 = 3
A. 35 = 125 B. 1253 = 5 C. 53 = 125 D. 5125 = 3