Multiply or divide. Simplify, if possible. Assume all variables and radicands represent nonnegative real numbers.
(
+ x
)
A. 
+ x
B. 15 + x
C. 45x
D. x + 
Answer: B
Mathematics
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Find the magnitude.Let u = 
. Find the magnitude (length) of the vector: 3u.
A. 3
B. -3
C. 3
D. 
Mathematics
Solve the equation.
= 6
A. 
B. {36}
C. 
D. {6}
Mathematics
Graph the function.y = 
A. 
B. 
C. 
D. 
Mathematics
Solve the following quadratic equation using the quadratic formula. Find the exact answer. If there are no real solutions, so state.(3x - 5)(x + 1) = 0
A. x = 
or x = 0
B. x = 
or x = 1
C. x = 
or x = -1
D. x = 
or x = -1
Mathematics