Solving Rational Equations

What is the least common multiple of
3x²-27 and 5x²+10x-75?
HINT: Think least common denominator!

• 3(x+3)(x-3)(x+5)
• 15(x+3)(x+3)(x+5)
• 15(x+3)(x-3)(x+5)
• 5(x+3)(x-3)(x+5)

Tags

CCSS.HSA.APR.D.6

What is the least common multiple of  x²-16 and x²+4x-32?
HINT: Think least common denominator!

• (x + 4)(x – 4)(x + 8)
• (x-4)2 (x+8)
• (x + 4)(x – 4)
• (x - 4)(x-4)2(x + 8)

Tags

CCSS.HSA.APR.A.1

CCSS.HSA.SSE.A.2

CCSS.HSA.SSE.B.3

Solve for x

• 11
• 5
• 8
• 7

Tags

CCSS.HSA.REI.A.2

Solve :

• x = 6
• x = -6
• x = 6/7
• x = -6/7

Tags

CCSS.7.EE.B.3

Solve:

• A
• B
• C
• D

Tags

CCSS.HSA.REI.A.2

Solve

• n = 0
• n = 3
• n = −7
• n = 0,  n = 3

Tags

CCSS.HSA.REI.A.2

Solve

• There is no solution because the solution x = 6 is extraneous
• x = 6
• x = 7
• x = 5

Tags

CCSS.HSA.REI.A.2

Solve

• k = 1,  k = 5
• k = −1,  k = 5
• k = −1,  k = −3
• k = 1

Tags

CCSS.HSA.REI.A.2

Solve and check for extraneous solutions

• x=5
• x= -5
• No Solution

Tags

CCSS.HSA.REI.A.2

Solve for x

• 6
• 17/5
• 19/2
• - 6

Tags

CCSS.HSA.REI.A.2