Quizdd
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\Nu "l4'k il.ntf,n{(Quiz 5
Show all work for fullmedit.
1. Use implicit diflerentiation to frnd ! for the relation: *t + yt = 4xy, then find the equations fordxthe tangent and normal lines at the point (2,2).3f * r y'dv#, a lq\y', * o\11*\A #\u,* *'3 [o -- '7h
Calculus IDate
(4)
(2)
th/x ''15jxl* zy'iYfqx : t\Y
Find the indicated derivative. (You do NOT need to simplifu your answer.)
a. .f (x)L3ln(x'z)+tn(x2 +4), find f'(x): blU
* J:L_tl.r. \\/, \ \-'. ' -
lltl{t \fr- + \Y*'.\ ,\Z\
)1, 31i3* - xs$fpx ,n ( J',lJ$t*1x** 4Y
-1*?*it$ -vd'tl,I*(,*rt -
^\ :
d = arcsin(Zx) - 4 arctan(3 x + 5), find
&""sr\ -?, _tr< lx-*] * Y5. -t1E't
Yror Yro\ J tt'"' ' '- Y -t= 1lL tt"-?\ + \i '
(lz t * 3
d ',i?;fu-',',' (_jy*
b
\
dedx
a'(qt!\r l+llxts)z rlJ.ffi't
c. Given * =( trrir(t))', nno ,, (2)\ t'+4 )(hint: try logarithmic differentiation.)
5,\
jjJ tr ?
,.'!' + u "r