Question

4. (a) Find the area of the region enclosed by the graphs of f(x) = 4.0 and g(x) = ". (6) The velocity of a dragster 1 seconds after leaving the starting line is v(t) = 10te- ft/sec What is the displacement of the dragster after 6 seconds?

Answer 1

(W) Given fini=40 and gni= n3 {k=uto Ithad hoyosath of a=(ak-t) kg =>3=0, 4-*=0 =>n=o, n²=4 >n=o, n=12 2=-29,2 fou) ign > -2 Area- . Upper-Lower) da s cupper-Lowerydat ļ = 1 (23-un Jan +8 x3 - 4m] cm + f (44-7²) da continuare 0 + e che (0-0)-(ERCE 2(0232) + (2625-24 = 4 +4 - (o-o))

velocity V+ 1 = lotet ft/sec. (b) - duplacemat VH라 (4) = [1ok lotetat 이 10t. 10.한 6 번t + -0169.56_1050 (- 0-109) -7086410 10-7056