1. If ã = 2î – ĝ – 2, = 3î – 4Â and c = î – 5ĝ+ 3Â a) find 3ā + 27 – 4č and lă – 712 b) find lūl, 16 and ã.b. Deduce the

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1 If A 2i G 2 3i 4a And C I 5g 3a A Find 3a 27 4c And La 712 B Find Lul 16 And A B Deduce The 1 (30.76 KiB) Viewed 68 times

1. If ã = 2î – ĝ – 2, = 3î – 4Â and c = î – 5ĝ+ 3Â a) find 3ā + 27 – 4č and lă – 712 b) find lūl, 16 and ã.b. Deduce the angle between ã and 7. c) find the component of in the direction of ã and in the direction of 7. d) find āx , x 7 and (āx 7) + (6 x 7). e) find ã: (6 x 7) and (āx 7). c. Is the set ā, 7, č right-or left-handed? f) By evaluating each side, verify the identity ã ® (7 x 7) = īſā -7) – clā-7). .