I was trying to figure it out but all i got was the meaning of the upside down U. so in the theory of a 9th grader i think...
you would have to distribute A' in to ( C U B)
because with the information i got it has to be in all so by distributing it would be in "all".
being a 9th grader i don't know if this helped but i hope it did just a little! and i deeply apologize if it doesn't.
HCF is 7 do you need explanation
If you read 30 pages in one hour you could make a table to fill in additional hours. For example 2 hours would be 60 pages, 3 hours would be 90 pages and so on until you get to 540 pages
Answer is 18 hours
Answer:
12 fives
Step-by-step explanation:
6 tens is 60, so 60÷5 is 12
A=34.547237
b=2.547237
determined by trial and error with a calculator