Use the dot product to find the magnitude of u if 
A. 
10
B. 
C. 
D. 
E. 
Answer: E
Mathematics
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Multiply and write answer in lowest terms.2
× 2
A. 8
B. 4
C. 4
D. 5
Mathematics
Solve.George bought a video for $18.71. If he paid with two $10 bills, what was his change?
A. $2.29 B. $1.29 C. $1.39 D. $2.00
Mathematics
Solve.On an architect's blueprint, 1 inch corresponds to 2 feet. Find the length of a wall represented by a line 
inches long on the blueprint. Round to the nearest tenth if necessary.
A. 10 ft B. 75 ft C. 3 ft D. 13.3 ft
Mathematics
Provide an appropriate response.When solving a logarithmic equation, why must you not automatically reject all negative solutions?
What will be an ideal response?
Mathematics