Answer:
Sarah has to invest $502,958.58 today.
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:

She has to invest P today.

So



Sarah has to invest $502,958.58 today.
Answer:
Step-by-step explanation:
x = 3
y = 5
2x^2 + 3y^2 = 2 × 3^2 + 3 × 5^2
= 2 × 9 + 3 × 25
= 18 + 75
= 93
Hope this helps
plz mark as brainliest!!!!
<h2><em>9.07 > 9.008 is true </em></h2>
Answer:
Can u add the pic and I’ll answer it
Step-by-step explanation:
Answer:

Step-by-step explanation:
La función es

Diferenciando con respecto a
obtenemos

Igualar con cero

Doble derivada de la función

Entonces, la función es máxima cuando el número de unidades vendidas,
,