Simplify the radical. Assume that all variables represent positive real numbers.
A. 80
B. 4 + 
C. 4
D. 
Answer: C
Mathematics
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Find, if possible, AB and BA.A = 
B = 
A. AB = 
, BA = 
B. AB = 
, BA = 
C. AB = 
, BA = 
D. AB = 
, BA = 
Mathematics
Use the discriminant of the equation to determine the number of x-intercepts.f(x) = x2 + 2x + 3
A. No x-intercepts B. One x-intercept C. Two x-intercepts
Mathematics
Find the reference angle for the given angle.118°
A. 72° B. 28° C. 38° D. 62°
Mathematics
List all numbers from the given set B that are members of the given Real Number subset.B = {20, 
, -10, 0, 0.
, 
} Whole numbers
A. 20, -10, 0, 
B. 20, 0
C. 20, 0, 
D. 20, -10, 0
Mathematics