Use an Euler diagram to determine whether the argument is valid or invalid.All wrestlers are strong.
Therefore, some strong people are smart.
A. valid
B. invalid
Answer: A
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Solve the problem.Suppose y = mx + b is a mathematical model for actual time as a function of estimated time, where y represents actual time and x represents estimated time and m and b are constants. If m = 3 and b = -4.6, what was the estimated time, x, if the actual elapsed time is 175.4 minutes?
A. 175.4 min B. 521.6 min C. 60 min D. 540 min
Provide an appropriate response.A trigonometry student makes the statement, "If we know any two sides and one angle of a triangle, then the triangle is uniquely determined." Is this a valid statement? Explain, referring to the congruence axioms.
What will be an ideal response?
Perform the indicated operations. Write the resulting polynomial in standard form.(4x - 12)(4x + 12)
A. 4x2 + 96x - 144 B. 16x2 + 96x - 144 C. 16x2 - 144 D. 16x2 - 96x - 144
Write the vector v in the form ai + bj, given its magnitude 
and the angle ? it makes with the positive x-axis.
= 15, ? = 210°
A. v = 15
B. v = 15
C. v = 15
D. v = 15