Question Simplify the expression x2dy Evaluate d2×dx2yCancel out the common factor d d×x2ySolution x2dy Show Solution Find the excluded values d=0,x=0 Evaluate d2×dx2yTo find the excluded values,set the denominators equal to 0 dx2=0Separate the equation into 2 possible cases d=0x2=0The only way a power can be 0 is when the base equals 0 d=0x=0Solution d=0,x=0 Show Solution
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