Looking at the question we can see that it says:

We should know what these symbols mean:
stands for something less than the other, for example:
We can say that 2 is less than 5 so in a symbolic form it can be written as,
Similarly,
stands for something greater than the other, for example:
We can say that 7 is greater than 5, in a symbolic form it can be written as,

So here,
means that, 42153 is greater than 35214.
Answer:
What Can I help you with?
Step-by-step explanation:
What number, when five is subtracted from it equals twelve
Answer:
418
Step-by-step explanation: 457-17-13-9=418
To double check: 418 + 17 + 13 + 9 = 457
-4x^2 - 8......input (x) = 2
-4(2^2) - 8 =
-4(4) - 8 =
-16 - 8 =
- 24 <==