Woods, Frederick S. (Frederick Shenstone), 1864-, Bailey, Frederick H. (Frederick Harold), 1865- · Boston, New York [etc.] Ginn and Company · leaf 160
xt Az 0OO + e, T. Ay T. /(*)+«, f(x) dy Lnn-r1 = Lim .,v J —l = Jm.y = -#. and Whence Az <l>(x) + €2 $(x) dz 78. Area under a curve. Let LK (fig. 125) be a curve withequation y =/(*), and let OE = a and OB = b. It is requiredto find the area boundedby the curve LK, the axisof x, and the… … J/, .V, M3 Mt M6 Ma J/7 J/aFig. 125 and laying off the lengths EM^ = MXM^XB = Ax. (In fig. 125, n = 9.) 144 SLOPES AND AREAS Let OMt= Xj, OM2=x2, • • •, OMn_1= xn_v Draw the ordinatesED=f(a), Mfi~f(xd, M2B2=f(x,), .. ., ^.jP,,.^/^.,),and BC. Draw also the lines DR^ PXB^ B,B3, • • •, JjJ_j.fi,,,…
Geometry, Analytic · Calculus
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