04-09-2020
Mathematics

contestada

What is the equation of the line of symmetry for the parabola represented by the equation y=−2(x−3)2+4? Enter your answer as the correct equation, like this: x = 42

Respuesta :

Navinash Navinash

04-09-2020

Let y =0

0 = - 2(x-3)^2 + 4

0 = -2(x^2 - 6x +9) +4

0 = -2x^2 +12x - 18 +4

14 = - 2x(x - 6)

-2x = 14 or x - 6 = 14

x = - 7. or. x = 20

Is this correct?

Answer Link

Otras preguntas

Is Rome located northeast or southwest of Jerusalem?

24 - 3x Evaluate each expression if x = 5

PLEASE HELP ILL GIVE BRAINLIEST

plz answer this question

What is the value expression of [32 × (2.4 ÷ 4)] + 1.7

£100 is divided between Fiona, Pip and Sara so that Fiona gets twice as much as Pip, and Pip gets 3 times as much as Sara. How much does Pip get?

Please help me it says What kind of triangle makes the Pythagorean theorem true?what angle does it need to have?

Help me please!! 15 points!

A company that makes hair-care products had 5,000 people try a new shampoo. of the 5,000 people, 15 had a mild allergic reaction. What percent of the people had

A airplane accelerated from 59 m/s to 95 m/s in a distance of 123 meters what was its acceleration in m/s^2, assumed constant?