dinonuggers420 dinonuggers420

03-06-2022
Mathematics

contestada

Which is the x-value of the solution of the system of equations? y=3x^2+15 y=5x^2-17

A. x=±1 B. x=±2
C. x=±4 D. x=±16

Respuesta :

fieryanswererft fieryanswererft

03-06-2022

Answer:

C. x = ±4

Explanation:

Given two equation's:

y = 3x² + 15
y = 5x² - 17

Solve them simultaneously:

y = y

3x² + 15 = 5x² - 17

5x² - 3x² = 15 + 17

2x² = 32

x² = 16

x = ±√16

x = ±4

Answer Link

Otras preguntas

HELP WILL GIVE MANY POINTS (If response is over 175 words you get brainiest) Imagine you are running for Congress during the Great Depression and that you are p

How do you write 2 4 as a decimal?

Using a pencil, pair of compasses, ruler and protractor, construct a triangle with angles 67° and 54° and side between of 6cm. Measure the length of the other s

From the cool wells of the midnight air my spirit drank repose; the fountain of perpetual peace flows there, - from those deep wells flows. 8. where does this f

Who did Italy ally with in ww2?

What is a unitary system of government quizlet?

What is the equation of the line of best fit for natalie's data? enter the correct answer in the box by replacing mand b in the equation. round each number to t

PLEASE HELP ME Find the length of the third side. If necessary, round to the nearest tenth. 11 12

6. Suppose that we are designing a completely randomized block design with 120 subjects, where the subjects are divided into two blocks of equal size. In this e

What is an example of fascism?