The condition for the lines x = az + b, y = cz + d and x = a_(1) z + b_(1) y = c_(1) z + d_1 to be perpendicular

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Q 2116778670.     The condition for the lines x = az + b, y = cz + d and

x = a_(1) z + b_(1) y = c_(1) z + d_1 to be perpendicular is
A

ac_1 + a_(1)c = 1

B

aa_1 + cc_(1) + 1 =0

C

bc_1 + b_(1)c + 1 =0

D

None of these

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(Provided By a Student and Checked/Corrected by EXXAMM.com Team)

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