?Determine the real number \(\alpha\) such that vectors a = 2i + 3j and \(\mathbf{b}=9
Chapter 2, Problem 149(choose chapter or problem)
Determine the real number \(\alpha\) such that vectors a = 2i + 3j and \(\mathbf{b}=9 \mathbf{i}+\alpha \mathbf{j}\) are orthogonal.
Text Transcription:
alpha
b = 9i + alpha j
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