2: Determine the number of solutions of the quadratic equation below. 9x2 – 12x + 4 = 0
1 answer:
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Answer:
The answer is 80%.
Step-by-step explanation:
During a certain day, a worker made 81 parts.
He usually does 45 parts per day.
Number of extra parts made =
The percent by which he increased the number of parts he usually makes can be given as = = 80%
Therefore, on that day, the percent increased by 80%.