Vectors A and B have scalar product -4.00 and their vector product has magnitude 9.00.(adsbygoogle = window.adsbygoogle || []).push({});

Here's what I did:

ABcos=-4

ABsin=9

sin/cos=-2.25

tan=-2.25

angle=-66?

I entered this and it says it's incorrect. What did I do wrong?

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# Homework Help: What is the angle between these two vectors?

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