2) Jonas was asked to solve 1 3x and he found that x = -= and x = -3. Below is his x+3 x2-2x-15 work,
2) Jonas was asked to solve 1 3x and he found that x = -= and x = -3. Below is his x+3 x2-2x-15 work, is Jonas right or did he make a mistake? (5 points) Step 1: 3x x +3 x- - 2x - 15 Step 2: 3x3 +9x = x- -2x -15 Step 3: 2x2+ 11x + 15 = 0 Step 4: (2x + 5) (x + 3) = 0 Step 5: X = - and x = -3
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