1 machine 5 min. 1 object
100 machine x min. 100 object
so than from this result that for 100 machine to make 100 objects need 5 minutes
hope this will help you
12*2=24
24*3=72
72*4=288
288*5=1440
B. 15/8 because you count all of it
Hello,
We have to use this relation : 
He we have :
Answer:
f'(x) = -f(x) = 9xy² - 6x²y + 5x³
Step-by-step explanation:
f(x) = –9xy² + 6x²y – 5x³
additive inverse: f'(x) = -f(x) = 9xy² - 6x²y + 5x³
f(x) + f'(x) = f(x) -f(x) = (–9xy² + 6x²y – 5x³) + (9xy² - 6x²y + 5x³) = 0
