Give an x interval for which e x seems to be well-approximated by f(x) = 1 +x+x 2 /2. Then using that approximation, the fact that e 2.30259 10, and...

Give an x interval for which ex seems to be well-approximated by f(x) = 1 +x+x2/2. Then using that approximation, the fact that e2.30259≈10, and the rules for exponents,

approximate e23.5259. Compare that approximation to the value given by the calculator.