- Solve the differential equation xy''+y'=2x. The answer; 1/2x^2+c1ln[x]+c2?

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A 13.9 g ice cube is placed into 312 g of water. Calculate the temperature change in the water upon complete melting of the ice.? Can you explain why √[(1 - √3)²] = √3 - 1 not 1 - √3 ? A 150 N force is applied tangentially to a 75kg merrygo round 1 = MR^2/2) of radius 2.0 meters. Find the tangential acceleration at the rim.? How many rock climbers are there in the world? In unit operations, what is the difference between purification and concentration? Give examples each.?