your order 4 fish tacos and a hamburger. The cost of the hamburger is $2.50. Your total bill before tax is $14.30. Write and sol
2 answers:
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Answer:
Step-by-step explanation:
The number inside the square root symbol is the number you have to get when you multiply a certain number twice.
So :
What multiplied by itself is 121?
Backwards equation:
Do not do the backwards method all the times, it does not work for all numbers.