So the proportion would go as follows
5.5. 7.5
=
4.5. 60
To solve this you just cross muliply and divide.
I hope this helps you
Answer:
(4x+1)(2x^2-5)
Step-by-step explanation:
Answer: 3.905 rounded
Step-by-step explanation: The thousandth in this number is 4.
Round it up since when its 5 or more you add 1 more/raise the score
The answer is 3.905
You're performing this kind of transformation:

This kind of transformations translate the functions vertically k units up if k is positive, k units down if k is negative.
So, in your case, you translate the function 7 units down.
Its 80 because if you find perfect square around the number 80 you'd get
√64 and √81
which would be 8 and 9