Answer:
need points
Step-by-step explanation:
Answer:
both are equal
Step-by-step explanation:
there are two side tails and heads so there a 1/2 chance it will land on heads
Given:
The equation is

To find:
The number of roots and discriminant of the given equation.
Solution:
We have,

The highest degree of given equation is 2. So, the number of roots is also 2.
It can be written as

Here,
.
Discriminant of the given equation is





Since discriminant is
, which is greater than 0, therefore, the given equation has two distinct real roots.
Answer:
1. A is d=1.75
Step-by-step explanation: