2points
how would the expression (x2 + 4)(y2 + 9) be rewritten using two squares?
o a. (xy+6) * +(3x+2y)?
o b. (xy-6)? - (2x+3y)
o c. (xy+6) + (2x+3y) ?
o d. (xy– 6)? +(3x+2y)
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Nine people are going to share a 128-ounces bottle of soda. how many ounces will each person get drink? choose the correct equation and answer for this situation

Need showing work for this problem 56.25 ×25.80

Monitors manufactured by tsi electronics have life spans that have a normal distribution with a standard deviation of 1800 hours and a mean life span of 20,000 hours. if a monitor is selected at random, find the probability that the life span of the monitor will be more than 17,659 hours. round your answer to four decimal places.