1(2,9)2(1,9)$42(No, that's incorrect. Try again.HINT: )$43($4255You have reversed the inequality symbol. Also the correct graph does not include the endpoint.)$44($4255The correct graph does not include the endpoint of the inequality.)$45($4255You have reversed the inequality symbol. Division by a positive number does not reverse the symbol.)
3(1e2*)
Which graph shows the solution for 1x < -3 ?iT121x < -3+20m20We use the multiplication propertyof inequality to divide both sidesby 1. Since 1 is c2POSITIVEc0, we c2DONOTc0 reverse the inequality sign.m051x1 < -31p6x < -2p+20m20The solutions must all be less than -2. This is shown by the graph below.m0"G\DARROW.39.3+10,+0C2"G\AoD.15.3C022-2p
1(2,9)2(1,9)$42(No, that's incorrect. Try again.HINT: )$43($4255You have reversed the inequality symbol. Also the correct graph does not include the endpoint.)$44($4255The correct graph does not include the endpoint of the inequality.)$45($4255You have reversed the inequality symbol. Division by a positive number does not reverse the symbol.)
3(1e2*)
Which graph shows the solution for 1x < -3 ?iT121x < -3+20m20We use the multiplication propertyof inequality to divide both sidesby 1. Since 1 is c2POSITIVEc0, we c2DONOTc0 reverse the inequality sign.m051x1 < -31p6x < -2p+20m20The solutions must all be less than -2. This is shown by the graph below.m0"G\DARROW.39.3+10,+0C2"G\AoD.15.3C022-2p
1(1,15)$42(No, that's incorrect. Try again.HINT: )$43($4255Multiplying by a negative sign reverses the inequality symbol.)$44($4255The correct graph does not include the endpoint of the inequality.)$45($4255You need to reverse the inequality symbol. The correct graph does not include the endpoint.)
?
Which graph shows the solution for -x < -1?iT12-x < -1+20Recall that -x = -1x. -1x < -1p+20m20The reciprocal of -1 is -1 so we use the multiplication property of inequality to multiply both sides by -1. This reverses the inequality sign.m0(-1)(-x) c2>c0 (-1)(-1)p x > 1p+20m20The solutions must all be greater than 1. This is shown by the graph below.m0"G\DARROW.39.3+15,+0C2"G\oDa.15.3C0141:2p
1(2,5)3(1,4)$42(No, that's incorrect. Try again.HINT: )$43($4255You need to reverse the inequality symbol. The correct graph includes the endpoint.)$44($4255The correct graph includes the endpoint of the inequality.)
2(1e1+)4(3e2*)n(4e1g>1)
Which graph shows the solution for - 12x ¥ 3?iT12- 12x ¥ 3We use the multiplication property of inequalityto multiply both sides of the inequality by thereciprocal, - 21.Since we are multiplying by a negative value, wemust reverse the inequality symbol.- 21 ÿ - 12x c2£c0 3 ÿ - 21p x £ - 41pcs x £ - 41The solutions must all be less than or equal to- 41. This is shown by the graph below.m0"G\DARROW.39.3+7,+0C2"G\AD.15.3C018- 41p
1(2,5)3(1,4)$42(No, that's incorrect. Try again.HINT: )$43($4255You need to reverse the inequality symbol. The correct graph includes the endpoint.)$44($4255The correct graph includes the endpoint of the inequality.)
2(1e1+)4(3e2*)n(4e1g>1)
Which graph shows the solution for - 12x ¥ 3?iT12- 12x ¥ 3We use the multiplication property of inequalityto multiply both sides of the inequality by thereciprocal, - 21.Since we are multiplying by a negative value, wemust reverse the inequality symbol.- 21 ÿ - 12x c2£c0 3 ÿ - 21p x £ - 41pcs x £ - 41The solutions must all be less than or equal to- 41. This is shown by the graph below.m0"G\DARROW.39.3+7,+0C2"G\AD.15.3C018- 41p
1(1,9)2(-9,-1)$42(No, that's incorrect. Try again.HINT: )$43($4255You reversed the inequality symbol. Multiplication by a positive number does not reverse the symbol.)$44($4255The correct graph does not include the endpoint of the inequality.)$45($4255You have reversed the inequality symbol. Also the correct graph does not include the endpoint.)$46($42)
1(1e10/)2(2e10/)3(1e2*)
Which graph shows the solution for x1 > 2?iT12x1 > 2We use the multiplication property of inequalityto multiply both sides of the inequality by 1.1 ÿ x1 > 2 ÿ 1p x > 3pThe solutions must all be greater than 3.This is shown by the graph below.m0"G\DARROW.39.3+15,+0C2"G\ODA.15.3C0143p
1(1,9)2(-9,-1)$42(No, that's incorrect. Try again.HINT: )$43($4255You reversed the inequality symbol. Multiplication by a positive number does not reverse the symbol.)$44($4255The correct graph does not include the endpoint of the inequality.)$45($4255You have reversed the inequality symbol. Also the correct graph does not include the endpoint.)$46($42)
1(1e10/)2(2e10/)3(1e2*)
Which graph shows the solution for x1 > 2?iT12x1 > 2We use the multiplication property of inequalityto multiply both sides of the inequality by 1.1 ÿ x1 > 2 ÿ 1p x > 3pThe solutions must all be greater than 3.This is shown by the graph below.m0"G\DARROW.39.3+15,+0C2"G\ODA.15.3C0143p
1(1,15)$42(No, that's incorrect. Try again.HINT: )$43($4255Multiplying by a negative sign reverses the inequality symbol.)$44($4255The correct graph does not include the endpoint of the inequality.)$45($4255You need to reverse the inequality symbol. The correct graph does not include the endpoint.)$46($42)
?
Which graph shows the solution for -x < -1?iT12-x < -1+20Recall that -x = -1x. -1x < -1p+20m20The reciprocal of -1 is -1 so we use the multiplication property of inequality to multiply both sides by -1. This reverses the inequality sign.m0(-1)(-x) c2>c0 (-1)(-1)p x > 1p+20m20The solutions must all be greater than 1. This is shown by the graph below.m0"G\DARROW.39.3+15,+0C2"G\oDa.15.3C0141:2p