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Jaelyn Williams
Mathematics
13 November, 15:10
Find a ⋅ b. a =, b =
+2
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2
)
Raymond
13 November, 15:34
0
Answer = 41
Explanation
a · b is a scalar product.
a =
=
x₁ = 7
y₁ = 4
b =
=
x₂ = 3
y₂ = 5
a · b = (x₁ * x₂) + (y₁ * y₂)
= (7 * 3) + (4 * 5)
= 21 + 20
= 41
a · b = 41
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Dallas Rodgers
13 November, 15:36
0
A · b = 7·3 + 4·5 = 21 + 20 = 41
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