Yes it is a function
Y=x(x-1)
X(x-1)
X to the 2nd power -1x
Hope that’s helps
Answer:
20.27
Step-by-step explanation:

−4−5+4+(−5)minus, 4, minus, 5, plus, 4, plus, left parenthesis, minus, 5, right parenthesis.
Tema [17]
Answer: -10
Step-by-step explanation: For this problem we will solve the numbers in order.
-4 - 5 + 4 + (-5)
First subtract -4 - 5, which will give you -9. Then add -9 to 4, which will give you -5. Lastly add -5 plus -5, which will give you an answer of -10.
Answer:
he should divide to find how many students
Step-by-step explanation:
30 ÷5=6
Answer:
Measurements were needed for multiple things, such as agriculture, construction, and trade. Also, many areas developed their own systems for measuring objects making it difficult as people from different places had different results. Eventually, the same system was adopted by the majority of people.
Step-by-step explanation: