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Jim

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simplifying algebraic equations
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Area=3⋅2h(−6)+h(−3)+3⋅2h(−3)+h(0)+3⋅2h(0)+h(3)+3⋅2h(3)+h(6)=23 [h(−6)+2⋅h(−3)+2⋅h(0)+2⋅h(3)+h(6)]= 23(0+2⋅5+2⋅3+2⋅5+0)=39 Hi, I'm stuck on how to simplify the first Eq. ...