Representing Vectors

These vectors are drawn on a grid of unit squares.

Which one is the expression of vector v₁ in vector i and j notation?

• 7i + 8j

• 8i

• 8j

• 7i

• 7j

These vectors are drawn on a grid of unit squares.

Which one is the expression of vector v₂ in vector i and j notation?

• 3i + 8j

• 8i + 3j

• -3i + 8j

• 9i + 3j

• 9i - 3j

These vectors are drawn on a grid of unit squares.

Which one is the expression of vector v₃ in vector i and j notation?

• -4i + 3j

• 4i - 3j

• -4i - 2j

• 4i + 2j

• -4i + 2j

These vectors are drawn on a grid of unit squares.

Which one is the expression of vector v₄ in vector i and j notation?

• 3i - 5j

• 3i + 5j

• -3i - 5j

• -3i + 5j

• -3i + 6j

These vectors are drawn on a grid of unit squares.

Which one is the expression of vector v₅ in vector i and j notation?

• 3i - 2j

• 3i + 2j

• -3i - 2j

• -3i + 5j

• -3i + 2j

These vectors are drawn on a grid of unit squares.

Which one is the expression of vector v₅ in vector i and j notation?

• 5i

• 6j

• -5i

• -5j

• -6j

Given that a = 2i + 3j and b = 4i - j. Vector 4a in terms of i and j is ...

• 8i + 12j

• 16i + 12j

• 8i + 3j

• 16i - 12j

• 12i + 8j

Given that a = 2i + 3j and b = 4i - j. Vector 2b + a in terms of i and j is ...

• 10i + j

• 12i + j

• 8i + 3j

• 8i - 3j

• 10i - j

5a + 3b = ...

• 78i + 26j

• 21i + 32j

• 31i - 18j

• 68i - 26j

• 38i - 49j

2a - b + c = ...

• -i + 16j

• 21i + 10j

• -i + 11j

• 11i - 16j

• 21i - 10j