Decide whether the statement is true or false. If it is false, tell why.If k is a prime number, then x2 = k will have two rational solutions.
A. True
B. False; the solutions will be irrational because a prime number cannot be a perfect square.
C. False; the equation will have no real number solutions.
Answer: B
Mathematics
You might also like to view...
Find the area of the surface generated by revolving the curve about the indicated axis. x = sin t, y = 7 + cos t, 0 ? t ? 2?; x-axis
A. 7?2 B. 42?2 C. 28?2 D. 21?2
Mathematics
Find the distance between the pair of points. Give your answer in exact form and where appropriate find an approximation to three decimal places.(-7, 1) and (7, -7)
A. 2
? 16.125
B. 132
C. 132
? 758.282
D. 22
Mathematics
Apply the distributive property.3x(3 - x)
A. -3x2 - 9x B. -3x2 + 9x C. 3x2 - 9x D. 3x2 + 9x
Mathematics
Find the indicated term of the geometric sequence.a4 when a1 = -1 and r = 
.
A. - 
B. - 
C. - 
D. 
Mathematics