The discriminante :
b^2-4ac
1^2 - 4 * -2 * -28 = 1 - 224 = -223
When the discriminant (b^2-4ac) is less than 0, the equation had no real solutions.
-223<0, so, 2x^2+x-28 = 0 has no real solutions.
Hope that helps :)
1.b 2.a lines are parallel hope this helps =3
Answer:
hi
Step-by-step explanation:
Answer:
-0.545454545454 repeating. there shouldnt be any steps its simple calculation.
Step-by-step explanation:
