please solve it step by step 12. Find the angle they form: a) The correct ?1:...

please solve it step by step

12. Find the angle they form:

a) The correct ?1: ? = −1 + 2?, ? = −?, ? = 2 + 4? and

?2: ? = ?, ? = −1 − ?, ? = 4 + 2?

b) Losplanos2? + 3? − ? = 0; ? − ? − ? = 2

c) Larecta?1: ? = 1 + 2?, ? = 2 − ?, ? = −3−3? yelplano ?: ? + ? + ? − 10 = 0

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Expert Solution

Colby Messinger answered 1 week ago

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