Determine whether the given vectors are orthogonal.3i - 7j and -7i + 3j
A. No
B. Yes
Answer: A
Mathematics
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Multiply using the rule for the product of the sum and difference of two terms. Assume any variable exponents represent whole numbers.(x - y + 4)(x - y - 4)
A. x2 + y2 - 16 B. x2 - 8y + y2 - 16 C. x2 - 2xy + y2 - 8x + 8y - 16 D. x2 - 2xy + y2 - 16
Mathematics
Solve the problem.Find the relative frequencies of these numbers:19, 20, 24, 25, 29,19, 20, 25, 29, 20.
A. 
B. 
C. 
D. 
Mathematics
Find the standard form of the equation of the ellipse satisfying the given conditions.Major axis horizontal with length 10; length of minor axis = 8; center (0, 0)
A. 
+ 
= 1
B. 
+ 
= 1
C. 
+ 
= 1
D. 
+ 
= 1
Mathematics
Use the graph of the polynomial to solve the indicated inequality.P(x) ? 0
A. (-?, -6] ? [-4, -1] B. (-?, -4] C. [-1, ?) D. [-6, -4] ? [-1, ?)
Mathematics