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Write 2x^2-6x=15 in (x-h)^2+k

Sagot :

Answer:

(x - 3/2)² - 21/4 = 0

Step-by-step explanation:

2x² - 6x = 15

2x² - 6x - 15 = 0

(2x² - 6x + 18/4) - 15 - 18/4 = 0

2(x² - 3x + 9/4) - (60-18)/4 = 0

2(x - 3/2)² - 42/4 = 0

2[(x - 3/2)² - 21/4] = 0

(x - 3/2)² - 21/4 = 0

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