Can you add a negative and a positive when doing like term
2 answers:
In short yes. But to know for sure you can combine any term no matter the sign as long as they have the same type of variable attached to them for example
this cannot be combined because one is squared the other isn't
you can combine these because they're the same type of variable this just becomes 1
we cant combine x into these because it's not just a constant number but we can combine 3 and negative 5 to get
hope this helps!
this cannot be combined because one is squared the other isn't
you can combine these because they're the same type of variable this just becomes 1
we cant combine x into these because it's not just a constant number but we can combine 3 and negative 5 to get
hope this helps!
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In cases like these, you simply have to multiply the choices you have for each step.
In fact, you can choose between 4 different crusts. For each of these crusts you can choose 4 different sauces. This means that there are choices at this point. In fact, if we call the crust options 1,2,3,4 and the sauce options A,B,C,D, the 16 possible combinations are
From here, you keep going multiplying the number of options for each step, for a total of