1. The following table gives values of for values of close to 7, but not
equal to 7.
x66.56.96.996.9996.99997.00017.0017.017.17.58f(x)2.5000002.2222222.0408162.0040082.0004002.0000401.9999601.9996001.9960081.9607841.8181821.666667
x→7limx−210=2
2. The following table gives values of for values of close to 2, but not
equal to 1.
x00.50.90.990.9990.99991.00011.0011.011.11.52f(x)3.0000002.6000002.3793102.3377932.3337782.3333782.3332892.3328892.3289042.2903232.1428572.000000
x→1limx+2x+6=37
3. The following table gives values of for values of close to −1, but not
equal to −1.
x−2−1.5−1.1−1.01.99−1.001−1.0001−0.9999−0.999−0.99−0.9−0.50f(x)−0.500000−0.666667−0.909091−0.990099−0.999001−0.999900−1.000200−1.001999−1.0199−1.19−1.75−2
x→−1limf(x)=−1
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