Solve the problem.Find all the points having an x-coordinate of 9 whose distance from the point (3, -2) is 10.
A. (9, 13), (9, -7)
B. (9, 6), (9, -10)
C. (9, 2), (9, -4)
D. (9, -12), (9, 8)
Answer: B
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Perform the subtraction visually using symbols. -9 - (-3)
A. 11 B. -11 C. -12 D. -6
Find the acute angle A. Leave answer in decimal degrees rounded to seven decimal places, if necessary.sec A = 2.8298399
A. 56.8730525° B. 20.6940000° C. 19.4622306° D. 69.3060000°
Provide an appropriate response.
÷ 
=
A. 
B. 
C. 
D. 
E. 
Solve the problem.The population size of a culture of bacteria triples every day such that its size is modeled by the sequence 
where n is the number of the day just beginning. Find the size of the culture at the beginning of the third day and the size of the culture originally.
A. 720 bacteria; 26
bacteria originally
B. 2160 bacteria; 240 bacteria originally
C. 2160 bacteria; 80 bacteria originally
D. 720 bacteria; 80 bacteria originally