Use rational exponents to simplify the radical. If rational exponents appear after simplifying, write the answer in radical notation.
A. 
B. 
C. 5
D. 
Answer: D
Mathematics
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Two lines intersect with angle ? as shown in the figure.
Find ? to the nearest degree for the two intersecting lines given by and
A. 173° B. 45° C. 30° D. 135°
Mathematics
Solve.In an electrical circuit, let V represent the electromagnetic force in volts at t seconds. Assume 
. Find the smallest positive value of t where 
for 
.
A. 
sec
B. 
sec
C. 0 sec
D. 
sec
Mathematics
Decide whether the equation defines y as a function of x. (Remember that to be a function, every value of x must give one and only one value of y.)y2 = (x - 1)(x + 3)
A. No B. Yes
Mathematics
Factor completely. If the polynomial cannot be factored, write "prime."16x4 + 56x3 - 32x2
A. 8x(2x + 1)(x - 4) B. 8x2(2x - 1)(x + 4) C. (16x2 - 8)(x2 + 4) D. x2(2x - 1)(8x + 32)
Mathematics