1.

Find the angle between the lines.\(\frac{x+2}{1}=\frac{y+5}{6}=\frac{z-3}{2}\) \(\frac{x-4}{5}=\frac{y-3}{-2}=\frac{z+3}{1}\)

A. \(cos^{-1}\frac{⁡5}{\sqrt{1230}}\)
B. \(cos^{-1}⁡\frac{⁡3}{\sqrt{3120}}\)
C. \(cos^{-1}⁡\frac{⁡7}{\sqrt{2310}}\)
D. \(cos^{-1}\frac{⁡⁡48}{\sqrt{1230}}\)
Answer» B. \(cos^{-1}⁡\frac{⁡3}{\sqrt{3120}}\)


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