Choose the equation that matches the graph.
A. 
- 
= 1
B. 
- 
= 1
C. 
+ 
= 1
D. 
+ 
= 1
Answer: B
Mathematics
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Find the dot product v ? w.v = 7i - 3j, w = 9i + j
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Form a polynomial whose zeros and degree are given. Use a leading coefficient of 1. Zeros: -5, -4, 1, 3; degree 4
A. x4 + 23x2 + 60 B. x4 + 5x3 - 13x2 + 60x + 60 C. x4 - 5x3 - 13x2 + 53x + 60 D. x4 + 5x3 - 13x2 - 53x + 60
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Translate the verbal phrase into a mathematical expression. Use x to represent the unknown number.22 more than a number
A. 22 - x B. 22 + x C. 22x D. 22
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Find the foci of the ellipse.
+ 
= 1
A. (-11, -2), (9, -2) B. (-9, -2), (7, -2) C. (-7, -2), (5, -2) D. (-2, -7), (-2, 5)
Mathematics