Question

4: A young child is flying kite which is at a height of 50 m. The wind is
carrying the kite horizontally away from the child at a speed of 6.5 m/s.
How fast must the kite string be let out when the string is 130 m ?
it's a differentiation question-rate of change of quantities..pls explain with figure it would be great help​

Answer 1

Pls find the attached file

Answer 2

Answer:

this is the answer of you determinants question see attachment