How Does Wavelength Affect Double-Slit Interference Patterns?

[mar7pau]

Homework Statement

In a double-slit interference experiment, the slits are illuminated with a red laser light at 632 nm. The interference pattern seen on the screen is drawn below:
How would I carefully draw, in the same diagram, the pattern that you would see with a blue laser at 450 nm?

Homework Equations

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The Attempt at a Solution

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[ideasrule]

What are the equation giving the positions of the maxima and minima?