philip041
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I am meant to get the integral
<br /> \int^{\infty}_{-\infty}{dxe^{-\alpha^2x^2}}<br />
to equal
A^2\frac{\sqrt{\pi}}{\alpha}
but I get
<br /> A^2\left[\frac{e^{-\alpha^2x^2}}{\alpha^2}\right]^{\infty}_{-\infty}<br />
which I'm pretty sure doesn't equal much.
Thoughts?
<br /> \int^{\infty}_{-\infty}{dxe^{-\alpha^2x^2}}<br />
to equal
A^2\frac{\sqrt{\pi}}{\alpha}
but I get
<br /> A^2\left[\frac{e^{-\alpha^2x^2}}{\alpha^2}\right]^{\infty}_{-\infty}<br />
which I'm pretty sure doesn't equal much.
Thoughts?
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