Simplify the radical expression. Assume all variables represent positive real numbers.(
+ 3)(
- 3)
A. 5
B. -1
C. 17
D. 8 - 2
Answer: B
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Provide an appropriate response.The position of a particle is given by r(t) = sin 2t i + cos 4t j. Find the velocity vector for the particle.
A. 2 sin 2t i + 4 cos 4t j B. 2 cos 2t i - 4 sin 4t j C. 2 i + 4 j D. cos 2t i - sin 4t j
Solve the system of equations by determinants.x + 4y = 116x + y = 4
A. x = - 
, y = 
B. x = - 
, y = - 
C. x = 
, y = - 
D. x = 
, y = 
Solve the problem. Give the answer to the nearest thousandth if necessary.The length of a rectangle is 4 meters, and the width is 3 meters. Find the measure of the diagonal of the rectangle.4 meters
A. 6 meters B. 5 meters C. 10 meters D. 4 meters
Suppose the annual salaries of three people are: Employee #1$42,727Employee #2$40,000Employee #3 (half-time)$20,000? What are their salaries if they are given a 10% raise, and then the result is rounded to the nearest $1,000 using Hamilton's plan with a cap on the total salaries of $114,000? Employee #1$__________Employee #2$__________Employee #3 (half-time)$__________
What will be an ideal response?