Approximately what is the mean of this set of data?
42, 48, 44, 45, 41, 39, 45, 49, 47, 44, 40, 51, 49
a) 51
b) 39
c) 47
d) 45

answer: 0,6

step-by-step explanation:

this would make it the y intercept.

5

10

15

20

25

30

35

40

45

50

55

the number of possible outcomes that do not show a 1 on the first spinner and show the number 4 on the second spinner is 2.

spinner 1 spinner 2

1                     1

1                     2

1                     3

1                     4

2                   1

2                   2

2                   3

2                   4   = not 1, and 4

3                   1

3                   2

3                   3

3                   4 = not 1, and 4

only 2 outcomes have passed the given condition.

step-by-step explanation:

x² + 11x + 18 < 0  

[-11 ± sqrt(121 - 72)]/2 = (-11 ± 7)/2  

solution: (-9, -2)

step-by-step explanation: