To solve the rational equation x + 3 3 = 2 --- X+ 2 X Step...
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To solve the rational equation x + 3 3 = 2 --- X+ 2 X Step 1: non-permissible values : x = -2,0 Step 2: common denominator: x(x + 2) Step 3: (x+3)(x) Step 4: (x)(x+3)−(3)(x+2) = (2)(x)(x+2) Step 5: x²+3x -3x+6= 2x² + 4x Step 6: 3x2+4x-6=0 )(x)(x + 2) − (²)∞x)(x + 2) = (2)(x)(x + 2) - In solving the above equation the student made their first mistake in Step To solve the rational equation x + 3 3 = 2 --- X+ 2 X Step 1: non-permissible values : x = -2,0 Step 2: common denominator: x(x + 2) Step 3: (x+3)(x) Step 4: (x)(x+3)−(3)(x+2) = (2)(x)(x+2) Step 5: x²+3x -3x+6= 2x² + 4x Step 6: 3x2+4x-6=0 )(x)(x + 2) − (²)∞x)(x + 2) = (2)(x)(x + 2) - In solving the above equation the student made their first mistake in Step
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Answer The students first mistake was in step 2 where they incorrectly combined the fractions The co... View the full answer
Related Book For
Cost management a strategic approach
ISBN: 978-0073526942
5th edition
Authors: Edward J. Blocher, David E. Stout, Gary Cokins
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