Rational Equations with Extraneous

• The solution a=4 is extraneous

• Devin is correct that the only solution is a=4

• The solution included a=-4, but it is extraneous

Tags

CCSS.HSA.REI.A.2

Using the equation below, which solution(s) are extraneous?

• x=3 is the only extraneous solution

• Neither x=-4 nor x=3 are extraneous solutions

• x=-4 and x=3 are both extraneous solutions

• x=4 is the only extraneous solution

Tags

CCSS.HSA.REI.A.2

• x=7 and x=2

• No solution (x=7 and x=2 are both extraneous)

• x=2 (x=-7 is extraneous)

• x=7 (x=-2 is extraneous)

Tags

CCSS.HSA.REI.A.2

Tags

CCSS.HSA.REI.A.2

• r= -5

• r=2

• r=-2

• no solution

Tags

CCSS.HSA.REI.A.2

• r= 11

• r= -11

• r=1

• no solution

Tags

CCSS.HSA.REI.A.2

• k=6

• k=-2

• k=-6

• k=4

Tags

CCSS.HSA.REI.A.2

• n=-2

• {n= -2,12}

• No solution

• {n= 2,12}

Tags

CCSS.HSA.REI.A.2

a= -3

a= -4

a =12

{a= -3,4}

• a= -3

• a= -4

• a =12

• {a= -3,4}

Tags

CCSS.HSA.REI.A.2

Solve and check for extraneous solutions

• x=3 & x=-1

• x=3 & -1 is extraneous

• No Solution

• x=-1 & 3 is extraneous

• x=-3 & 1 is extraneous

Tags

CCSS.HSA.REI.A.2