Solve the equation.
= 
A. 
B. 
C. 
D. {1}
Answer: D
Mathematics
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Without graphing the function, determine its amplitude or period as requested.y = 
cos 
Find the period.
A. 
B. 
C. 
D. 
Mathematics
Tell whether the relation is reflexive, symmetric, or transitive on the set of all people. Also tell whether the relation is an equivalence relation."Is a son of"
A. Symmetric; not an equivalence relation B. Reflexive; not an equivalence relation C. Transitive; not an equivalence relation D. None; not an equivalence relation
Mathematics
Provide an appropriate response.Simplify: 
Fill in the blank(s) with the appropriate word(s).
Mathematics
Find the vertices of the ellipse.16x2 - 160x + 25y2 + 250y + 625 = 0
A. (-5, 0), (-5, 10) B. (0, -5), (10, -5) C. (2, -5), (8, -5) D. (1, -5), (9, -5)
Mathematics