HELP ME PLEASE!! I NEED THIS! Determine whetherf(z) = 5x^2 -20x + 3 has a maximum or a minimum value and find that value.
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Last year amusement park received 236,758 visitors it was open every day of the year but 7 holliday’s what was the average number of visitors to the park per day

Find the zeros of each function. f(x) = 6x^2 - 7x - 20

The sum of the first eight terms of an arithmetic progression is 9m + 14. the fifth term of the06 progression is 2m - 6, where m is a constant. given that the first term of the progression is 26,find the value of the common difference, d and thevalue of m.