Solve the equation 2x^2+8x-1=0
by completing the square.
give answer to 2 decimal places

Find the height of a square pyramid that has the volume of 32 ft.³ and a base lengthof 4 feet

We have enough material to build a fence around a station that has a perimeter of 180 feet the width of the rectangular space must be 3 1/4 feet what must the length be

Asmall business produces and sells balls. the fixed costs are $20 and each ball costs $4.32 to produce. each ball sells for $8.32. write the equations for the total cost, c, and the revenue, r, then use the graphing method to determine how many balls must be sold to break even.