State whether f(x) has a maximum value or a minimum value, and find that value. f(x) = - 7x² - 2x+5 Select the correct choice below and fill in the answer box to complete your choice. (Type an integer or a simplified fraction.) OA. The function has a minimum value and the corresponding value is OB. The function has a maximum value and the corresponding value is

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denise does a 15 mi workout each day of training. she bicycles part of the distance & runs the other. Her average cycling speed is 20 mi/h, & her average running speed is 5 mi/h. Let x represent the time she spent cycling & let y represent the time spent running. Copy this table and fill each cell w/ an expression for the distance described. Write an equation to represent Denise's workout. distance denise cycles distamce denise runs total distance