vc608572 vc608572

17-03-2021
Mathematics

contestada

Can someone please solve this using quadratic formula

2x^2 -7x -15=0

Respuesta :

mabelleanne mabelleanne

17-03-2021

Step-by-step explanation:

a=2

b=-7

c=-15

-(-7)+-sq root (-7)²-4(2)(-15) / 2(2)

7 +- sq root 169 / 4

7+- 13 / 4

7+13 / 4, 7-13 / 4

x=5 x=-3/2

Answer Link

Otras preguntas

Which of Earth's layers is about the same temperature as the surface of the sun? A. Lower mantle B. Upper mantle C. Outer core D. Inner core

For the transformation to be defined as a rotation, which statements must be true? Check all that apply.

The sinking of the lusitania and similar incidents drew the united states into world war i. true

After the Roman Empire collapsed, the Catholic Church began to unify Europe by taking on many duties of a government. attracting many Christians. letting people

At a local pizza parlor, patrons have 3 choices of cheese and 5 choices of meat. In how many different ways can a patron choose 1 type of cheese and 1 type of m

#random question#who gets brainliest answer 599898 X 234567=?

Applying the principle that the elements of a particular column in the Periodic Table share the same chemical properties, complete the following chart. The firs

Plz help first person to answer gets brainliest

Which type of figurative language is used in this sentence from George Orwell’s novel Keep the Aspidistra Flying? The public are swine; advertising is the rattl

Why is the metric system preferred by science? It provides a common measuring system for the world. It is more fun to use. It is based on 10. It has more co