angelcjsdfv409 angelcjsdfv409

31-05-2017
Mathematics

contestada

Mark is solving the equation 4x2 + 2x = -9 using the quadratic formula.

Which values could he use for a, b and c?

Question 6 options:

a = 4, b = 2, c = -9

a = 4, b = -9, c = 2

a = 4, b = 2, c = 9

a = 4, b = 9, c = -2

Save

Respuesta :

31-05-2017

4x^2 + 2x = -9
4x^2 + 2x + 9 = 0

remember that the form of quadratic is ax^2 + bx + c = 0

so
a = 4
b = 2
c = 9

Answer Link

Otras preguntas

A hungry fish is about to have lunch at speeds shown. Assume the hungry fish has a mass five times the mass of the small fish. Immediately after lunch, rank fro

b/c every person has a unique ___ based on his or her own knowledge, experience, values the meaning of a message can never be exactly the same to a listener as

The National Network has brought together the organizations that represent employers from major economic sectors, and they have worked to identify the _________

Half-life is the time a. For half of a material to decay into energy b. For half of a material to decay into free protons, neutrons, and electrons c. For half o

Describe tu casa. ¿Cómo es? ¿Donde está?

A batter hits a pop fly, and the baseball (with a mass of 148 g) reaches an altitude of 265 ft. If we assume that the ball was 3 ft. above home plate when hit b

Write a Python function fun3(e) to update a list of numbers e such that the first and last elements have been exchanged. The function needs to also return multi

-25 Points- Find the value of y. Enter a decimal rounded to the nearest tenth.

Spermatozoa and oocytes are similar in that: a. about the same number of each is produced per month b. they are both transported by the urethra c. they have

Which NIMS structure develops, recommends, and executes public information plans and strategies? A. Emergency Operations Center (EOC) . B. Incident Command Sys