Find the matrix product AB, if it is defined.A = 
, B = 
.
A. 
B. 
C. 
D. AB is undefined.
Answer: D
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Find an equation of the circle satisfying the given conditions.Center at (0, -10), radius 10
A. x2 + (y + 10)2 = 100 B. (x + 10)2 + y2 = 100 C. (x - 10)2 + y2 = 100 D. x2 + (y - 10)2 = 10
Provide an appropriate response.Verify the identity using the definitions of hyperbolic functions. coth (-x) = -coth x
What will be an ideal response?
Ned buys a chocolate-strawberry-vanilla cake in Figure (i) for $14.00. He cuts the cake into six 60° wedges as shown in Figure (ii). Ned values strawberry six times as much as chocolate. He does not value vanilla cake at all.
How much does Ned value piece 5?
A. $2.50 B. $2.00 C. $1.00 D. $1.50 E. none of these
Use the given number line to round the whole number to the given place value.1108, thousands
A. 2000 B. 900 C. 1100 D. 1000