Question

16. á man has an expensive square shape<br />piece of golden board of size 24 cm is to be made into<br />a box without top by cutting<br />from each comer and folding the flaps to form a box.<br />1. Volume at open box formed bytolding up the flap :<br />1. 412°- 2479 + 144x)<br />2. 47-34x2+244x)<br />3. 7-24x' +1448<br />4. 4r - 24x + 144x<br />dy<br />2. In the first derivative test, if<br />th<br />changes its sign from positive to negative as r increases through e, then function attains a a:<br />1. Local maxima at r=4<br />2.<br />Local Minima at r=c;<br />3.<br />Neither maxima nor minima atr=G.<br />4. None of these<br />3. What should be the side of the square<br />piece to be cut from each corner of the board to be<br />hold the maximum volume ?<br />1. 14 cm<br />2. 12 cm<br />3.<br />4 cm<br />4.<br />5 cm<br />4. What should be the maximum volume of open box?​

Answer 1

Answer:

what coding is this?........