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College Algebra Test 1

College Algebra Test 1 - 1j Test I t45 09 Please be neat...

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1j, tto Test I 1'I-2.3 Name t45 09 Please be neat and show all work for partial credit. You must use a pencil. l.Solve each equation or inequality: (6 points each) a.) -Yzx+4:5-(x+3) )(r+]) -'l -'{ +(*'? ) Section O O Ll b.)212x+4l-tV: -to ,/, +t-> f.) 4x3+8x2-9x*18:o (*+r) (br -Z)(z*+/) {+2.. O 1,t-7 = o fr c.) d*3 Jr x L( l\ Ll xL- 2, ET /-2 {'-'\ / t f:€l' 1""-z-\ :g (write your answer in d.) 4l x+2 l+ 2 <ffiou ur,r*tfi-LJ -Q set notation) -L -L interval notation) L 16^ zJ - (9+ z **z z (4> .L .L ;* . , -tr;\+,{-. r'-(-v+l) !'**41 = Z ./z r.{ lx+zl at l*+z I - t(o -1- --rN z* L t{ [-r 9 -4. -1 11 /-l / t-r\{ ++a z :c) t/- +7 -- o -j -j - 2e"".. -3 / Fv LZ .-- x (- w,u) Q*-lz-30:0 (z tj)G-'o) ' '/ LI)=o L-ta= O {=l ,,e) Zt- loz+'tz-30 7L -77 'Jo +] +7 - 7+:j ?r -- 'r l'.2 I l-l "-.-----:_l lt7-? t I --\ g.){3x-Z +17:x+10 -/" - ra h.) 2 +2x x*2 : xz+16 x2-x-6 /_-'<- 1f3*-l;- *-L x-3 f- -Gt -tt *Q 11 -7* +b G6:L * t'L" (t) + rz 5x- - {- ,. t'v - q+ *h- .L -- (* -:-\(x-t) -- /t 'tlYt\ - 2r +> 7)< +b .- \$ x-cr)= d --- J 7Lz -tiL - ,f t\L = ll r? + ,\

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Page2 To make the bowling team, Sam needs a three game average of 155. If he bowled 141 and 161 for the first two games, what score S must he bowl in the third game so that his average is 155? (6 points) tLt | 1-\[r+5 ,,ri :-a--" " ,l ./ tll*1:a'r +tbj \1 f a Llbq :( f -, .. ,,,^r 'r{ 1 i J ) / \l ) -" L .r- i -_c ( ^A utG L -tf 7 /'/ ' ,./ iLt + \t\, t a UV> 2,ct , € - Ll 65 /vL'l) - ?r -r. ' "lt z '3 t 4L : .F# -l - ri ,' 5)Comnute
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