Compute the quadratic form xTAx for the given matrix A and vector x.A = 
, x = 
A. 4
+ 
- 2
B. 4
+ 
- 2
+ 16x1x2 + 4x2x3
C. 4
+ 
- 2
+ 8x1 + 10x2 + 2x3
D. 4
- 
+ 2
- 16x1x2 - 4x2x3
Answer: B
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Solve the problem.The sum of a student's three scores is 203. If the first is 13 points more than the second, and the sum of the first two is 17 more than twice the third, what was the first score?
A. 64 B. 77 C. 62 D. 49
Between 1995 and 2005, each year the number of Internet domain hosts was 1.41 times the number of hosts in the preceding year. In 1995 the number of hosts was 8.7 million.
?
A: Explain why the number of domain hosts was an exponential function of time over the period from 1995 to 2005..
?
B: Write a formula that gives the number D, in millions, of domain hosts t years after 1995.
?
?
C: Make a graph that shows the growth of domain hosts from 1995 to 2005, that is, for 
to 
.
?
D: According to this model, when did the number of domain hosts reach 23 million? Round your answer to two decimal places.
What will be an ideal response?
Provide an appropriate response.The interest formula is I = PRT. You took out a loan with Commerce City bank for $40,000 at 8.25% interest and held the loan for 6 months. What interest should you be charged?
Fill in the blank(s) with the appropriate word(s).
Graph the equation.y = -2
A. 
B. 
C. 
D. 