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| 1. |
Find the equation of the straight lines passing through the origin making an angle `alpha` with the straight line `y=mx+c`.A. `(y-y_(1)) = tan (theta - alpha) (x - x_(1))`, where `tan theta = m`B. `(y-y_(1)) = tan (theta + alpha) (x - x_(1))`, where `tan theta = m`C. `(y-y_(1)) = tan (theta - alpha) (x + x_(1))`, where `tan theta = m`D. `(y-y_(1)) = tan (theta + alpha) (x + x_(1))`, where `tan theta = m` |
| Answer» Correct Answer - A | |