Penjelasan dengan langkah-langkah:
a = (–1, 3)
b = (2, 1)
• 2a – 3b = 2(–1, 3) – 3(2, 1)
= (–2 – 6, 6 – 3)
• –3a + b = –3(–1, 3) + (2, 1)
= (3 + 2, –9 + 1)
Jawaban:
A.
2a - 3b
= 2(1,3) - 3(2,1)
= (-8,3)
-3a + b
= -3(-1,3) + (2,1)
= (5,-8)
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Penjelasan dengan langkah-langkah:
a = (–1, 3)
b = (2, 1)
• 2a – 3b = 2(–1, 3) – 3(2, 1)
= (–2 – 6, 6 – 3)
= (–8, 3)
• –3a + b = –3(–1, 3) + (2, 1)
= (3 + 2, –9 + 1)
= (5, –8)
Jawaban:
A.
2a - 3b
= 2(1,3) - 3(2,1)
= (-8,3)
B.
-3a + b
= -3(-1,3) + (2,1)
= (5,-8)