Find the dot product of vectors u and v, where |u| = 12, |v| = 7, and the angle between is θ = 55°. - u · v = 68.81
- u · v = 48.18
- u · v = 10.90
- u · v = 2.87

Oscar and julie ashton are celebrating their 15th anniversary by having a reception hall. they have budgeted $4,500 for their reception. if the reception hall charges a $90 cleanup fee plus & 36 per person, find the greatest number of people that they may invite and still stay within their budget.

Find the solution(s) to the system of equations. select all that apply y=x^2-1 y=2x-2

What is the distance between a and b? round your answer to the nearest tenth. a coordinate plane is shown. point a is located at negative 1, 5, and point b is located at 4, 1. a line segment connects the two points.