Answer: 25cm
Es asi: 5cm x 5cm^2
In the equation f(n) = 2n - 7
f(11) = 15
The age difference between Diane and Amy remains the same. 6 year later, the age difference is still 23 years old.
6 years later,
Amy is 23 years old
Diane is 46 years old
Now,
Amy, 17 years old
Diane, 40 years old.
Answer:
y = 3x^2-6x+3 one real solution
y = -x^2 - 4x + 7 two real solution
y = -2x^2+9x-11 two complex solutions
Step-by-step explanation:
b^2-4ac = 0 1 repeated real solution
b^2-4ac > 0 2 distinct real solutions
b^2-4ac < 0 2 complex solutions