WolfLily WolfLily

01-08-2019
Mathematics

contestada

Can someone help me please?!?

Can someone help me please class=

Respuesta :

kosala1478 kosala1478

01-08-2019

Answer:

k=10

Step-by-step explanation:

g(x)=2x^2+ kx+18

when x=-2

g(-2)=2 (-2)^2 -2k +18

Since when x is -2, y =6

6=2 (-2)^2 -2k +18

6=18+8-2k

2k=26-6

2k=20

k=10

Answer Link

Otras preguntas

Is this positive or negative

Please answer!!!! School is coming up soon!!! If you answer I will put you as “ the brainiest answer” !!!!

upport Select the best answer for the question 9. Which scientist developed the theory of gravitation and used it to explain the orbits of celestial bodies? orm

(30 PTS PLS HELP) Tell whether each pairing of numbers describes a function. If so, identify the domain and the range. If not, explain your reasoning. Each e

how many countries did britain colonise

Which of the following could have the electron configuration 2.8? I. Sodium (Na) atom II. Lithium (Li) ion III. Oxygen (O) ion IV. Neon (Ne) atom V. Sulfur

what is anne franks charater traits

Help me on this plz...

Water is considered a _______ resource. Oil, coal, and natural gas are considered _______ resources. _______ energy is able to be replaced within the ecosystem

How are scientists able to observe, record, study, and predict changes in the earth