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x s(x) 0 4 1 -l 2 -4 3 4 -4 5 6 4 o Nl ,\r\ (1) {2,4,6, 8, ... } (2) {2,,8,42, 208, ... } ALGEBRA 1 June 2017 17. Which statement is true about the quadratic functions g(x), shown in the table, andl(x) : (x - 3)2 + 2? (t@. l2fThey have the same zeros. '*,{?-! @)h.y have the same axis of symmetry. (4) They intersect at two points. 18. Given the functionln) defined by the following: fll'): 2 Which set could represent the range of the functio nz ftn): 5fln - 1) + 2 23. The formula for blood flow rate is given by F - Pt - Pz ,where ,F is the flow rate, p l the initial pressure, p2 the final pressure, and, r *{e resistance created by blood vessel size. Which formula ean not be derived from the given, formula? (1)p,- Fr+p, (2)pr:p,-Fr (3)y:F(p, p,) (4) r:ry2 tj {ts 4-*tU" ' ::) (3) {-8, 42,-208,1042, ... r\ (4) { 10, 50, -2s0,1250, ... } 18 J" 7 4 r'-; thr 2. 2 .-. -/ l7 Lgi 3 4 23J I 19. An equation is given. 4(x -1): 0.3(r + 2) + 2.11 The solution to the equation is (1) 8.3 (2) 8.7 (3) 3 (4) -3 20. A construction worker needs to move 120 ft3 of dirt by using a wheelbarrow. One wheelbarrow load holds 8 ft3 of dirt and each load takes him 10 minutes to complete. One correct way to figure out the number of hours he would need to complete this job is ,.rl2}tt] l0min 60min lload l20lrr lld}d tll I .lload.E.8fr,(J) | .l0rnin ^ y'20 ft3 6o min 8 ftr I I 20R.' I [o-ad l4 I'i@o16n;n'lload(+) ' og5r1 o 8 ft3 . noad. 10hrin ttuad ' 60min thr 60** , 204 2 I . One characteristic of all linear functions is that they change by (l) equal factors over equal rFten'als A -. . -. " ,,'. (z) unequal factors oveiequal intervals (' i i': Sr''2;':-' t' -'(-)t'': (3) equal differences over equal intervals / { .,/ t r (4) unequal differences over equal intervals -/ { 21 22. What are the solutions to the equation :r2 - 8x : l0? (r) + + Jro Q)a+JN (3)-a+Jro ()4+ J26 22 24.Morgan throws a ball up into the air. The height of the ball above the ground, in feet, is modeled by the function h(t): -16P + 24t,wherc t represents the time, in seconds, since the ball was thrown. What is the appropriate domain lor this situatjon? riio<r< t.s (2)0< t<9 ,6f0<h(r\<t.5 ,/0.htt)<e 24
Transcript of nhotsoubanh.weebly.com...x s(x) 0 4 1-l 2-4 3 4-4 5 6 4 o Nl ,\r\ (1) {2,4,6, 8, ... (2) {2,,8,42,...
x s(x)0 41 -l2 -434 -45
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ALGEBRA 1
June 201717. Which statement is true about thequadratic functions g(x), shown in thetable, andl(x) : (x - 3)2 + 2?([email protected] have the same zeros. '*,{?-!
@)h.y have the same axis of symmetry.(4) They intersect at two points.
18. Given the functionln) defined by the following: fll'): 2
Which set could represent the range of the functio nz ftn): 5fln - 1) + 2
23. The formula for blood flow rate is given by F - Pt - Pz ,where ,F is the flowrate, p l the initial pressure, p2 the final pressure, and, r *{e resistance created byblood vessel size. Which formula ean not be derived from the given, formula?(1)p,- Fr+p, (2)pr:p,-Fr (3)y:F(p, p,) (4) r:ry2
tj{ts
4-*tU" '::)
tl7ri".'ALGEBRA ]
June 2017Part II
Answer all 8 questions in this part. Eaclcredits. Clearly indicate the necessary steps,substitutions, diagramso graphs, charts, etc. [,for each question to determine your answetnecessarily drawn to scale. For all questions iranswer with no work shown will receive onlywritten in pen, except for graphs and drawpencil. [16]
25. Express in simplest form: (3x2 + 4x - 8) (
2^zJX--,/ . l/
4.)
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7 4 r'-;
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I
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::--(:{19. An equation is given. 4(x -1): 0.3(r + 2) + 2.11The solution to the equation is(1) 8.3 (2) 8.7 (3) 3 (4) -320. A construction worker needs to move 120 ft3 of dirt by using awheelbarrow. One wheelbarrow load holds 8 ft3 of dirt and each loadtakes him 10 minutes to complete. One correct way to figure out thenumber of hours he would need to complete this job is,.rl2}tt] l0min 60min lload l20lrr lld}d
tll I .lload.E.8fr,(J) | .l0rnin
^ y'20 ft3 6o min 8 ftr I I 20R.' I [o-adl4 I'i@o16n;n'lload(+)
' og5r1 o
8 ft3. noad.10hrinttuad '
60min
thr60** ,204
26. Graph the functionJU): x'- 6x on theset of axes.
'?7 ?.:1.?{l"l"r
{1-e). -
f/ t, ,"t'i 1i
2 I . One characteristic of all linear functions is that they change by(l) equal factors over equal rFten'als A -. . -.
" ,,'.(z) unequal factors oveiequal intervals (' i i': Sr''2;':-' t' -'(-)t'':
(3) equal differences over equal intervals / { .,/ t r(4) unequal differences over equal intervals -/ { 21
22. What are the solutions to the equation :r2 - 8x : l0?(r) + + Jro Q)a+JN (3)-a+Jro ()4+ J26 22
24.Morgan throws a ball up into the air. The height of the ball above theground, in feet, is modeled by the function h(t): -16P + 24t,wherc trepresents the time, in seconds, since the ball was thrown. What is theappropriate domain lor this situatjon?riio<r< t.s (2)0< t<9 ,6f0<h(r\<t.5 ,/0.htt)<e 24
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