for
f(x)= 4x + 3
f(0) would be
f(0)= 4*0 + 3, or just 3
x is just set to 0 and everything it multiplies with vanishes
if x < 0 the result is smaller then 3
if x > 0 the result is bigger than 3
Answer:
I would say false not sure though .
Step-by-step explanation:
You can write the expression 6(y) in the following ways:
6 × y
y × 6
6y
Answer:
She needs to invest $13,636.36 right now
Step-by-step explanation:
This is a simple interest problem.
The simple interest formula is given by:
In which E is the amount of interest earned, P is the principal(the initial amount of money), I is the interest rate(yearly, as a decimal) and t is the time.
After t years, the total amount of money is:
In this question:
In 15 years, so
She wants to have $30,000, so
8% interest, so
We have to find P.
Replacing:
She needs to invest $13,636.36 right now
The answer to your question is C.