Question
square The solution to 2x^2-11=87 IS 7 or -7 2+2i or 2-2i 12 or -2
Solution
4.4
(165 Votos)
Eloá
Profissional · Tutor por 6 anos
Resposta
To solve the equation
, follow these steps:1. **Isolate the quadratic term:**
Add 11 to both sides:
2. **Solve for
:** Divide both sides by 2:
3. **Solve for
:** Take the square root of both sides:
Simplify the square root:
So, the solutions to the equation
are
and
.Therefore, the correct answer is: