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Find 3.6262 (recurring) as a fraction s=3.626262 (recurring) 100s= 362.626262 99s= 100s - s 99s=359 s=359/99

Firstly remember that each part of the equation can be differentiated separately. Let's label each part:

Part A: 2(x^2)y

Part B: 2x

Part C: 4y

Part D: -cos(piy)

Part E: ...

= (30/15+11/15) - (3/3+1/3) = (41/15)-(4/3) = (41/15)-(20/15) = (21/15) = (7/5)

Environmental management, measures or strategies to preserve, protect or prolong the environment’s condition, is becoming increasingly important as the globe is faced with more and more issues tha...