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JEE Main 2010 Mathematics question

MathematicsThree Dimensional GeometryJEE Main 2010

A line AB in three-dimensional space makes angles 45° and 120° with the positive x-axis and the positive y-axis respectively. If AB makes an acute angle θ with the positive z-axis, then θ equals

Answer: (2)

Solution

$45° + 120° + θ = 1 ⇒ Missing argument for \frac\frac12 + Missing argument for \frac\frac14 +

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Question ID VK-039288