What is 2x (x-3) = 15 in standard form of quadratic equation?
A. 2×2 +6x +15 = 0
B. 2×2 -6x -15 = 0
C. 2×2 -15x +6 = 0
D. 2 +15% -6 = 0
Answer:
B. 2x^2 – 6x – 15 = 0
Step-by-step explanation:
2x ( x – 3) = 15
2x*x – 2x*3 = 15
2x^2 – 6x = 15
2x^2 – 6x – 15 = 0
