Determine whether the set of vectors is orthogonal.
, 
, 
A. Yes
B. No
Answer: A
Mathematics
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Evaluate the expressing using a unit circle or state that the quantity is undefined. All angles are in radians.tan 
A. - 
B. - 
C. 
D. 
Mathematics
Solve the problem.How many different ways can you make change for 75 cents using quarters, dimes, and nickels?
A. 18 ways B. 15 ways C. 16 ways D. 17 ways
Mathematics
Solve for the variable.1.1x - 4.1 = 0.6x + 0.05
A. x = 7.47 B. x = 8.3 C. x = 8.2 D. x = -0.12
Mathematics
Find the volume of the solid, rounded to the nearest integer where appropriate.Cube with cylindrical hole of diameter of 2
A. 17,494 mm3 B. 17,413 mm3 C. 4216 mm3 D. 17,576 mm3
Mathematics