Find the distance between P and Q.P(2, 7), Q(-1, -4)
A. 8
B. 33
C. 4
D. 
Answer: D
Mathematics
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Graph on a number line.2 ? x ? 6
A. 
B. 
C. 
D. 
Mathematics
Write the phrase as an algebraic expression and simplify if possible. Let x represent the unknown number.One-half a number, minus six, plus two times the number.
A. 
x - 6 + 2x
B. 
x - 6
C. 
x - 4
D. 
x - 3
Mathematics
Find u ? v, where ? is the angle between the vectors u and v. Round the answer to the nearest tenth.
=4, 
= 8, ? = 157°
A. -34.8 B. -11 C. -13 D. -29.5
Mathematics
Provide an appropriate response.Explain how the equation log x = 1 could be solved using the graph of f(x) = log x.
What will be an ideal response?
Mathematics