Hello everyone. I got the following problem: If a *b != 0 and a != b, then the following expression: equals: a) b) c) d) e) So, I started like this: and that's where I'm stuck
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Originally Posted by ikislav Hello everyone. I got the following problem: If a *b != 0 and a != b, then the following expression: equals: a) b) c) d) e) So, I started like this: and that's where I'm stuck I assume the following is the correct problem statement ... If and , then the following expression: equals: a) b) c) d) e) ... can you finish?
Originally Posted by ikislav If a *b != 0 and a != b, then the following expression: Note two things:
Originally Posted by skeeter I assume the following is the correct problem statement ... If and , then the following expression: equals: a) b) c) d) e) ... can you finish? Ok, so than that's: Is that right? But it is not among the given choice of answers.
Originally Posted by ikislav Ok, so than that's: Is that right? But it is not among the given choice of answers. yes, it is ...
Originally Posted by skeeter yes, it is ... Ok, if I multiply with , I get . I am at a loss here.
... one more step
Originally Posted by skeeter ... one more step I got it: Right answer is the one under "e"