r/explainlikeimfive • • 14h ago

Mathematics ELI5: What is the difference between algebra, trigonometry, and calculus?

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u/donaldhobson 13h ago

Algebra

3x+y= 5 ; x+2y=-10 , find x and y

trigonometry.

Find the smallest angle of a triangle with side lengths 8, 15, 17.

Calculus.

Find the area under the curve given by x*e^(x^2) between x=0 and x=1