If y varies inversely as x and x=50 when y=2.7, find y when x=80(round the answer to the nearest tenth) possible answers: 3.4, 0.2, 4.3 1.7
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Originally Posted by lional If y varies inversely as x and x=50 when y=2.7, find y when x=80(round the answer to the nearest tenth) possible answers: 3.4, 0.2, 4.3 1.7 y varies inversely as x means: where k is called the constant of proportionality. Use your first bits of info to calculate k: Now on to your second set of info to find y when x=80.:
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