The difference log2 (3) - log2 (12) is equal to (1) -2 (3)4 (2)-1/2 (4) 42​

70

step-by-step explanation:

2*5=10

4*15=60

60+10=

70

step-by-step explanation:

let pq = qr = rs = x, and xz = y and zu = z.

if the horizontal lines are parallel, then corresponding segments are in proportion:

substitute:

therefore 3 = y = z.

xu = y + z → xu = 3 + 3 = 6

jbankston is right, use thhe link and you should find the answer.