In 1854, during the California gold rush, each ounce of gold was worth $20, and the largest known mass of
gold found in California was worth $62.400 in that
year. What was the weight, in pounds, of this mass of
gold? (16 ounces 1 pound)

The focus of parabola is (-4, -5), and its directrix is y= -1. fill in the missing terms and signs in parabolas equation in standard form

Which graph represents the function g(x) = |x + 4| + 2?

The ivring berlin learning center would like a possible net profit of $650,000 on its new resource manual it sells to schools. the fixed costs for producing the manual are $780,000 and the variable cost per package is $19.85. if the estimated unit sales are 1,250,000 units, what selling price unit should the ivring berlin learning center try?