Answer:
A. 7 pounds
B. $1.60
Step-by-step explanation:
For A you Divide 21 by 3
For B you Divide 14 by 9
Answer: B
Step-by-step explanation:
To find the answer, use
, and then use the equation To find it's half life.
Answer:
The equation showing this situation is
Step-by-step explanation:
Given : A quadratic equation of the form has one real number solution.
To find : Which could be the equation?
Solution :
A quadratic equation in form has a solution called a quadratic formula in which the roots are one real,two real or no real is determine by discriminant factor.
Discriminant is defined as to determine the number of roots in a quadratic equitation has following rules :
1) If there are two real roots.
2) If there are one real roots.
3) If there are no real roots.
According to question,
A quadratic equation of the form has one real number solution.
So, The equation showing this situation is