Question: 1find the equation of the tangent and the normal to...
1.Find the equation of the tangent and the normal to the curve at the point where x = 2
1) Type equation of tangent in first input box in the form of y =mx + c
2) Type equation of normal in second input box in the form of y = mx + c
2.A farmer has 200m of fencing to make a rectangular enclosure for his cows as shown below. He will use an existing old wall for one of the side and leave an opening of 2 metres for a gate. Calculate the dimensions that maximise the area of the enclosure.
1.Calculate width of the rectangular enclosure. Express to 1 decimal place.
2.Calculate the length of the rectangular enclosure. Express to 1 decimal place.
a) Prove the calculated variables will give maximum area
3) Find the maximum area. Express to 1 decimal point.
please show the working thanks.