Answer:
a
Step-by-step explanation:
Given
u = (x₁, y₁, z₁ ) and v = (x₂, y₂, z₂ ) then the dot product is
u • v = (x₁ x₂ ) + (y₁ y₂ ) + (z₁ z₂ )
Then
v • w
= (5 × 9) + (- 4 × - 2) + (4 × 7)
= 45 + 8 + 28
= 81 → a
B because if jennifer stands on a sidewalk with her bicycle u have to divide that by 7 multiply by 8
Answer:
The 5th prime number is 11.
Step-by-step explanation:
The only factors of 11 are <u>11 and 1</u> (11 * 1) which makes it a prime number.
The first five prime numbers are 2, 3, 5, 7 and 11. Their only factors are itself and one.
