Simplify using only positive exponents. Leave the answer in exponential notation.(5x-3y-6)(4xy-3)
A. 
B. 
C. 
D. -20x2y9
Answer: C
Mathematics
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Use an inverse matrix to find the solution to the system.
A. x = -4, y = 1, z = 8 B. x = -4, y = 8, z = 1 C. x = 4, y = 2, z = 1 D. x = 4, y = 1, z = 2
Mathematics
Construct the perpendicular from A to line 1.
Mathematics
Solve the problem.Which of the following trigonometric values are negative?I.sin(-292°)II.tan(-193°)III.cos(-207°)IV.cot 222°
A. III only B. II, III, and IV C. I and III D. II and III
Mathematics
Write an equation to describe the situation. Jorge leaves Chicago driving at 38 miles per hour. Manuel leaves 3 hours later from the same place, along the same road, at a rate of 46 mph. If Jorge travels for t hours, in how many hours will Manuel overtake him?
A. 
= 
B. 38(t - 3) = 46t
C. 38t = 46(t + 3)
D. 38t = 46(t - 3)
Mathematics