Select the correct answer. Consider the arithmetic sequence.
-9, -2,5, 12, ...
Given that the sequence is represented by the function fin), what are the values of A1) and the common difference?
A. f(1) = -9
Common difference : -7
B.
f(1) = .9
Common difference : 7
C. f(1) = -2
Common difference : 7
D. f(1) = -2
Common difference : -7

Hector and alex traded video games. alex gave hector one fourth of his video games in exchange for 6 video games. then he sold 3 video games and gave 2 video games to his brother. alex ended up with 16 video games. how many video games did alex have when he started?

Use the spider tool located on page 1 of this activity to draw a 12-pointed star for the new logo. (hint: if the spider rotates 360 degrees -- or 720 degrees or 1080 degrees -- she will be facing in the same direction in which she started. when the spider is done drawing, you want her to be facing in the same direction in which she started. she'll be making 12 rotations, all the same size, so each rotation must be some multiple of 360/12 = 30 degrees.) urgently. been stuck on this problem for around 45 minutes now.! it should be easy if you're smart enough

Charlie tosses five coins.what is the probability that all five coins will land tails up.