Vertex of x^2-2x-1 is (1,-2) so B is true
Answer:
5 years
Step-by-step explanation:
Step one:
Given Information
Principal= $34,000
rate = 4.8%
SImple interest = $8,160
Required
The time T of the investment
Step two:
the expression for simple interest is

substitute

cross multiply we have

divide both sides by 163200

Answer:
7/25
Step-by-step explanation:

Answer:
y-5=6*(x+2)
Step-by-step explanation:
Answer:
Value of x=8
Step-by-step explanation:
Given :
To find : The solution to the equation given
Solution :
Step 1- Write the given expression
Step 2 - Using logarithmic laws

Step 3 - To remove log-base 2, we need to raise the left and right hand terms to power 2.
Step 4 - Solve the quadratic equation
Either x=8 or x=-2
We neglect x=-2 because negative value is not defined in log.
Value of x=8