Quiz on Solving Rational Equations

Solve

• A
• B
• C
• D

Solve

• A
• B
• C
• D

Solve

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

Solve

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

Solve

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

Solve

• A.
• B.
• C.
• D.

Solve

• 11
• 5

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)

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)

Solve for y

• y = -9
• y = -3
• y=1
• y = 3