What is the value of the expression 5 to the 2 power plus 2 to the 2 power

The manufacturer of a new product developed the following expression to predict the monthly profit, in thousands of dollars, from sales of the productwhen it is sold at a unit price of x dollars.-0.5x^2 + 22x - 224what is represented by the zero(s) of the expression? a. the profit when the unit price is equal to 0b. the unit price(s) when the profit is equal to 0c. the profit when the unit price is greatestd. the unit price(s) when profit is greatest

Henry is an avid reader, he devours 90 pages in half an hour how many pages has henry read per minute?

Which expression is rational? 6. , square root two, square root 14, square root 49