sarahelisabeth444 sarahelisabeth444

03-01-2019
Mathematics

contestada

Find the following showing the steps
(x) = 7 - 5x + 7x^2, find f(-9a)

Respuesta :

jimrgrant1 jimrgrant1

03-01-2019

Answer:

7 + 45a + 567a²

Step-by-step explanation:

to evaluate f(- 9a) substitute x = - 9a into f(x)

f(- 9a) = 7 - 5(- 9a) + 7(- 9a)²

= 7 + 45a + 7(81a²) = 7 + 45a + 567a²

Answer Link

Otras preguntas

Choose all the answers that apply. Exercise _____. releases endorphins reduces the risk of diabetes strengthens muscles relieves anxiety decreases stress

10. There are ____ people in the room. (much,many, a lot of)

12. Which of the following is the value of x needed to make the equation true? * 10 poin -18 + 3x + x = -4x + 50 A. X = 11.3 B. X = 4.5 C. X = 8.5 D. X = -4.5 B

A scientist observes rock masses that have moved past each other in opposite horizontal directions. Which feature does the scientist observe? A. plateau B. sync

“With these pieces of paper they can buy anything and pay for anything. And I can tell you that the papers that reckon as ten bezants (a quantity of money) do n

What is the circumference of this circle

Carmen suele ir a la biblioteca de su barrio cada 28 días, Rafael cada 25 y Teresa cada 22. El día 12 de septiembre se encuentran los 3 amigos. ¿Qué día volverá

The ASIAN Transmission company makes and sells certain automotive parts present sales volume is 500,000 units per year at selling price of fifty centavos (₱0.50

please help me to do this

How are unicellular protists and multicellular protists similar?