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Step-by-step help · 24/7Calc_I_Derivatives.pdf
Walk me through the derivative of f(x) = x² · sin(x) step by step.
d/dx [x² · sin(x)]Product Rule
01Differentiate first × keep second
2x · sin(x)02Add first × derivative of second
2x·sin(x) + x²·cos(x)Exam tip: Use Product Rule whenever two x-terms are multiplied.
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Solve 3(x − 4) = 15
Output
x = 9
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Solve 3(x − 4) = 15
1. Divide by 3x − 4 = 5
2. Add 4x = 9
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