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Step-by-step explanation:

if the text is correct, I see

0.16 × 0.7 / 0.4

that is the same as

16/100 × 7/10 / 4/10 = 16/100 × 70/100 / 40/100 =

= 16/100 × 70/100 × 100/40 =

= 16/100 × 70/40 = 16/100 × 7/4 =

= 4/100 × 7 = 28/100 = 0.28

answer is : muchas/tipicas

have a nice day!

~recklesschicken

for this pair of functions g(x)=x-2 and f(x)=|x| is (g o f)(a)= |a| -2

step-by-step explanation:

g(x)=x-2

f(x)=|x|

(g o f)(a)=?

(g o f)(x)=g(f(x))

(g o f)(x)=g(|x|)

(g o f)(x)=|x|-2

(g o f)(a)=|a|-2