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Popular >

expand (x^2-4)e^x

Solution

expand

(x^{2} - 4) e^{x}

Solution

e^{x} x^{2} - 4 e^{x}

Solution steps

(x^{2} - 4) e^{x}

= e^{x} (x^{2} - 4)

Apply the distributive law:

a (b - c) = ab - a c

a = e^{x}, b = x^{2}, c = 4

= e^{x} x^{2} - e^{x} \cdot 4

= e^{x} x^{2} - 4 e^{x}

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Frequently Asked Questions (FAQ)

What is expand (x^2-4)e^x ?
The solution to expand (x^2-4)e^x is e^xx^2-4e^x