answer it 2x^2+21x-50
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Answer :
- 2x² + 21x - 50 = x = -2 or x = -25/2
Given :
- 2x² + 21x - 50
Solution :
》2x² + 21x - 50
》2x² + 21x - 50 = 0
》2x² - (25 + 4)x - 50 = 0
》2x² - 25x + 4x - 50 = 0
》x(2x - 25) + 2 (2x - 25) = 0
》(x + 2) (2x + 25) = 0
》x = - 2 or x = 25/2
Hence , 2x² + 21x - 50 = x = -2 or x = -25/2
More Explanation :
- A Quadratic equation is an equation that can be written in standard form
- ax² + bx + c = 0
- Where a,b and c are real numbers then a is not equal to zero
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