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