A = 8i + 6j
b = 4i + 5j
ab = (8i + 6j)(4i + 5j)
ab = 8i(4i + 5j) + 6j(4i + 5j)
ab = 8i(4i) + 8i(5j) + 6j(4i) + 6j(5j)
ab = 32i² + 40ij + 24ij + 30j²
ab = 32i² + 64ij + 30j²
ab = <32, 30>
The answer is D.
Answer:
I think is is 5.4
Step-by-step explanation:
what I did is divided the problem
Hello,
y=k/x
if x=6 then y=42==>42=k/6==>k=252
if x=9 then y=252/9=28
Answer:
600
Step-by-step explanation:
