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Mathematics LibreTexts

1.7E: Rational Expressions (Exercises)

( \newcommand{\kernel}{\mathrm{null}\,}\)

For the following exercises, simplify the expression.

61. x2x12x28x+16
62. 4y2254y220y+25
63. 2a2a32a26a85a219a410a213a3
64. d4d29d3d216
65. m2+5m+62m25m3÷2m2+3m94m24m3
66. 4d27d26d217d+10÷8d2+6d+16d2+7d10
67. 10x+6y
68. 12a2+2a+13a21
69. 1d+2c6c+12ddc
70. 3x7y2x

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