Does anybody now how to do math just commect if you can

Yes Yes I do what grade though? and type

Explanation:

It depends on the type of math. If. you need help with simple algebra or something like that, then I can help you, but I'm not too good at geometry, just saying.

Explanation:

I can probably do other stuff too, but that also depends.

1) the stages a new product goes through from beginning to end, i.e., the stages that a product passes through from introduction through growth, maturity, and decline. 2) the time from initial research and development to the time at which sales and support of the product to customers are withdrawn. 3) the period of time during which a product can be produced and marketed profitably.

                                          hope it

the third answer is correct.