Question
16 Multiple Choice 5 points Solve the following equation. 2x^2+13=-10x x=(-5pm i)/(2) x=10pm 4 x=5pm 2i No solution
Solution
4
(207 Votos)
Hugo
Veterano · Tutor por 11 anos
Resposta
To solve the equation
, we first rearrange it into standard quadratic form:
This is a quadratic equation of the form
, where
,
, and
.We can use the quadratic formula to find the solutions for
:
Substitute the values of
,
, and
into the formula:
Calculate the discriminant:
Since the discriminant is negative, the solutions will be complex numbers. Calculate the square root of the discriminant:
Now substitute back into the quadratic formula:
Simplify the expression:
Thus, the solutions are:
Therefore, the correct answer is: