Marvin was completing the square, and his work is shown below. identify the line where he made his mistake.

f(x) = 2x2 − 8x + 5
line 1: f(x) = 2(x2 − 8x) + 5
line 2: f(x) = 2(x2 − 8x + 16) + 5 − 32
line 3: f(x) = 2(x − 4)2 − 27

line 1
line 2
line 3
he did not make any mistakes

Examine the following sets of events. set a: {1, 5, 7, 9, 14} set b: {2, 5, 6, 8, 14, 17} which of the following represents the intersection of set a and set b ? {∅} {5, 14} {1, 2, 5, 6, 7, 8, 9, 14, 17} {1, 2, 6, 7, 8, 9, 17}

Aefg - almn. find the ratio of aefg to almn. a)1: 4 b)1: 2 c)2.1 d)4: 1

Beth divided 9 ounces of her granola recipe into 4 equal-sized amounts. she placed the amounts into individual bowls. the fraction 9/4 represents the number of ounces of granola in each bowl. which other number represents the amount of granola beth has in each bowl? (a) 1 1/4 (b) 2 1/4 (c) 1 3/4 (d) 3 3/4 i need !