I only found b I’m still working on a anyways.
Answer:
339
Explain: 339+39= 378 you can divide 378 by 9 which is 42, 42 subtracted by 3 is 39
Answer:
256.4
Step-by-step explanation:
Answer:
Step-by-step explanation:
Hello, I assume that you mean

The product is -36.

So in this example, it means that the sum is 5 and the product is -36.
Thank you
I think, not 100% sure, but I think it is square root (A/4pi)=r