Use doubles minus one to solve 8+7 write the number sentences

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.

Evaluate cos2θ for cosθ = square root of 3/2

Find the vertex for the parabola given by the function ƒ(x) = −3x2 − 6x.