Find the numerical value of the log expression. \log a=-10\hspace{15px} \log b=-10\hspace{15px} \log c=12
loga=−10logb=−10logc=12
\log \frac{c^2}{a^6b^7}
log
a
6
b
7

c
2

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b

step-by-step explanation:

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

54/3 is 18 so 18 is your answer