3 For y=f(x)=- Ay= f'(x)Ax , x=1, and Ax=0.03: and . Round to three decimal places unless the exact answer has less decimal places. 7. [-/2 Points] DETAILS QIANBUSCALC2 3.1.022. This is Section 3.1 Problem 22: For y=f(x)=x-x3, x=1, and Ax=0.02: Ay= f'(x)Ax and Hint: Follow Example 2. Round to three decimal places unless the exact answer has less decimal places Additional Materials 10. [-/2 Points] DETAILS QIANBUSCALC2 3.1.042. This is Section 3.1 Problem 42: For y=f(x)=xex-5, when x=5 and dx=0.1 : dy= Hence the linear approximation using dy is f(5.1) f(5)+dy)= Hint: Follow Example 5. 9. [-/2 Points] DETAILS QIANBUSCALC2 3.1.040. This is Section 3.1 Problem 40: For y=(x-3)3, when x=2 and Ax=dx=0.01: Ay= dy= Round to three decimal places unless the exact answer has less decimal places. 8. [-/1 Points] DETAILS QIANBUSCALC2 3.1.030. This is Section 3.1 Problem 30: Use linear approximation to find a decimal approximation of 4.5 : Answer: 4.5 Hint: Follow Example 3.