2x^2+2x+6=30
please with solution
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Answer:
Answer : x = -4 , 3
Step-by-step explanation:
=> 2x^2+2x+6=30
Divide the whole equation by 2
=> x^2 + x -12 = 0
=> x^2 + 4x -3x -12 = 0
=> x(x + 4) -3(x + 4) = 0
=> (x + 4) (x - 3) = 0
Case (i)
=> x + 4 = 0
=> x = - 4
Case (ii)
=> x - 3 = 0
=> x = 3
Answer : x = -4 , 3
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Hello mate
Hope it helps
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