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

What's needed to know Right now we are doing unit 1 which is about tensions in ropes and weight and stuff about newtons. We are taking a test tomorrow and I st

WRITE EACH RATE AS UNIT RATE. 162 WATER BOTTLE IN 9 CASES=

Tim solved a system of linear equations. He found that an infinite number of points satisfied the system. What do you know for certain is true about the two lin

WHAT COULD HAPPEN IN THE BODY IF PROTEINS OR ENZYMES LOST THEIR CONFORMATIONS OR WERE DENATURED?

Estimate 46/6,725, then find the quotient.

5.815 + 6.021 as a mixed number

Solve proportions 13/25 = p/100

How do I write an equation in slope intercept form from; Slope 3, y-intercept at -4

Is there DNA in our food? How do you know?

The volume of a cube is given by V= x cubed where x is the length of an edge of the cube. A cube shaped end table has the volume of 3 3/8 cubic feet. What is th