(a) Give the linear approximation for the function e−x1+x near x=0.

(Enter ∗ for multiplication: type 2*x for 2x. Enter / for division: type 1/2 for 12.)

- sin responder

(b) Give the quadratic approximation for the function ln(cosx) near x=0.

(Enter ∗ for multiplication: type 2*x for 2x. Enter / for division: type 1/2 for 12. Type ∧ for exponents: x∧2 for x2.)

- sin responder