Determine Whether $\mathbf { u } = 8 \mathbf { i } + 4 \mathbf { j }$

Q42: For the given vectors a and

Q43: Find the area of the triangle

Q44: Find the magnitude of the given

Q45: Find an equation of the plane

Q46: If the vector v has initial

Q48: A jet heads in the direction

Q49: Find the distance between the points

Q50: Find the distance between the points

Q51: Find the vectors <span class="ql-formula"

Q52: Find the distance between the points