Exam 6: Rational Expressions and Equations

arrow
  • Select Tags
search iconSearch Question
flashcardsStudy Flashcards
  • Select Tags

Subtract. Simplify, if possible. - 5x−3y5x2y−2x−6yxy2\frac { 5 x - 3 y } { 5 x ^ { 2 } y } - \frac { 2 x - 6 y } { x y ^ { 2 } }

(Multiple Choice)
4.8/5
(75)

Divide and simplify. - a2+8a+12a2−4a+4÷a2+12a+36a2+5a+6\frac { a ^ { 2 } + 8 a + 12 } { a ^ { 2 } - 4 a + 4 } \div \frac { a ^ { 2 } + 12 a + 36 } { a ^ { 2 } + 5 a + 6 }

(Multiple Choice)
4.8/5
(69)

Subtract. Simplify, if possible. - bb−c−bb+c\frac { b } { b - c } - \frac { b } { b + c }

(Multiple Choice)
4.8/5
(82)

Simplify. - y2+4y−12y2+3y−18\frac { y ^ { 2 } + 4 y - 12 } { y ^ { 2 } + 3 y - 18 }

(Multiple Choice)
4.8/5
(96)

Multiply. Do not simplify. - 3y23y2⋅9z8x\frac { 3 y ^ { 2 } } { 3 y ^ { 2 } } \cdot \frac { 9 z } { 8 x }

(Multiple Choice)
4.8/5
(75)

Divide and simplify. - −18+6x18÷9−3x9\frac { - 18 + 6 x } { 18 } \div \frac { 9 - 3 x } { 9 }

(Multiple Choice)
4.9/5
(72)

Find all numbers for which the rational expression is not defined. - x2−25x2−2x−35\frac { x ^ { 2 } - 25 } { x ^ { 2 } - 2 x - 35 }

(Multiple Choice)
4.7/5
(84)

Find the LCM. - 8a−48,a2−6a8 a - 48 , a ^ { 2 } - 6 a

(Multiple Choice)
4.9/5
(89)

Divide and simplify. - 49÷72\frac { 4 } { 9 } \div \frac { 7 } { 2 }

(Multiple Choice)
4.9/5
(70)

Multiply and, if possible, simplify. - k2+9k+20k2+12k+32⋅k2+8kk2+10k+25\frac { k ^ { 2 } + 9 k + 20 } { k ^ { 2 } + 12 k + 32 } \cdot \frac { k ^ { 2 } + 8 k } { k ^ { 2 } + 10 k + 25 }

(Multiple Choice)
5.0/5
(85)

Divide and simplify. - z2+7z+10z2+12z+35÷z2+2zz2+9z+14\frac { z ^ { 2 } + 7 z + 10 } { z ^ { 2 } + 12 z + 35 } \div \frac { z ^ { 2 } + 2 z } { z ^ { 2 } + 9 z + 14 }

(Multiple Choice)
4.9/5
(80)

Multiply and, if possible, simplify. - x2x2−64⋅x2−13x+40x2−5x\frac { x ^ { 2 } } { x ^ { 2 } - 64 } \cdot \frac { x ^ { 2 } - 13 x + 40 } { x ^ { 2 } - 5 x }

(Multiple Choice)
4.8/5
(91)

Multiply. Do not simplify. - 3x3x⋅x−9x+3\frac { 3 x } { 3 x } \cdot \frac { x - 9 } { x + 3 }

(Multiple Choice)
4.8/5
(82)

Simplify. - 15x+39\frac { 15 x + 3 } { 9 }

(Multiple Choice)
4.8/5
(86)

Divide and simplify. - 4y−x÷2x−y\frac { 4 } { y - x } \div \frac { 2 } { x - y }

(Multiple Choice)
4.7/5
(74)

Add. Simplify, if possible. - m−2m2−7m+6+4m−1m2+2m−48\frac { m - 2 } { m ^ { 2 } - 7 m + 6 } + \frac { 4 m - 1 } { m ^ { 2 } + 2 m - 48 }

(Multiple Choice)
4.8/5
(87)

Subtract. Simplify, if possible. - 77−y−8y−7\frac { 7 } { 7 - y } - \frac { 8 } { y - 7 }

(Multiple Choice)
4.9/5
(87)

Simplify. - 15−1y5−y5\frac { \frac { 1 } { 5 } - \frac { 1 } { y } } { \frac { 5 - y } { 5 } }

(Multiple Choice)
4.8/5
(83)

Multiply and, if possible, simplify. - 3p−3p⋅8p27p−7\frac { 3 p - 3 } { p } \cdot \frac { 8 p ^ { 2 } } { 7 p - 7 }

(Multiple Choice)
4.8/5
(80)

Simplify. - 15k35k\frac { 15 k ^ { 3 } } { 5 k }

(Multiple Choice)
4.8/5
(75)
Showing 61 - 80 of 125
close modal

Filters

  • Essay(0)
  • Multiple Choice(0)
  • Short Answer(0)
  • True False(0)
  • Matching(0)