SOLUTION: Please help with this problem. The book says find all real and imaginary solutions by method of choice.
2x - 5 = √7x+7
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Question 330433: Please help with this problem. The book says find all real and imaginary solutions by method of choice.
2x - 5 = √7x+7
Answer by Earlsdon(6294) (Show Source): You can put this solution on YOUR website!
Solve:
Square both sides.
Subtract 7x from both sides.
Subtract 7 from both sides.
Solve using the quadratic formula: and here, a = 4, b = -27, and c = 18.
You can work this out but I get the answers: x = 6 or x = 0.75
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