A(b)(-c), for a=7, b = -2, c= 15
2 answers:
A(b)(-c) = 7 (-2)(-15) = 7 (30) = 210. 210 is your answer. Hope this helped!
You just have to plug in the numbers and solve
7(-2)(-15)
7(30)
210
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I’m sorry, I don’t know perpendicular but I would love to help.
