Find the root of the equation 5x²-6x-2=0
Answers
Answered by
10
5x² -6x -2 = 0
a = 5
b = -6
c = -2
By using quadratic formula :
x = -b ± √b² - 4ac / 2a
x = -(-6) ±√(-6)² -4(5)(-2)/2(5)
x = 6 ± √36 + 40 / 10
x = 6 ± √76/10
x = 6 ± 2√19/10
x = 2(3 ± √19)/10
x = 3 ± √19/ 5
x = 3 + √19/5, 3-√19/5
3+√19/5 and 3-√19/5 are the roots of the given quadratic equation.
Answered by
7
Answer:
above answer is all correct answer
Similar questions