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Mathematics, 08.07.2019 01:20 jwyapo4

Will ! ! during exercise, the recommended maximum heart rate in beats per minute is modeled by the formula m=176-0.8a, where m is the maximum heart rate and a is the persons age. approximately, at what age would you have a recommended heart rate in beats per minute of 135? a. 25 years b. 39 years c. 51 years d. 53 years

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