Hey guys.
Could someone please help me with this question? How exactly do I prove
Hello, UltraGirl!
Those two arctan expressions look similar . . . that's a clue.Prove: .
. .
Look at the right triangles . . .
Code:* * * | * | * | * β | * | 4 * | 4 * | * | * α | * | * - - - - - * * - - - - - * 3 3
See it?
The two angles are in the same right triangle.
. . They are complementary: .
That is: .
Substitute into the left side:
. .
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