TRUEBOSS72
TRUEBOSS72 TRUEBOSS72
  • 01-05-2018
  • Mathematics
contestada

Please help me with this

Please help me with this class=

Respuesta :

mkryukova19 mkryukova19
  • 01-05-2018
y=3(x²+10x)+71
Now we need to complete square for (x²+10)
It should look like this
a²+2ab+b²=(a+b)²

y=3(x²+2*5x+5²)-3*5²+71
y=3(x+5)²-75+71
y=3(x+5)²-4
Vertex has coordinates x=-5, y=-4.
Vertex in this case is the extreme value (-5,-4)


Answer Link

Otras preguntas

please help me with math
Find the zero of the polynomial [tex]f(x) = 2x + 3[/tex]​.
when graphing y=-2x+10, is it a line that shows only one solution to the equation, all solutions, or shows the y-intercept?
The Paralympic games are for____a. children. b. disabled people. c. women.​
Find the future value of each deposit if the account pays (a) simple interest, and (b) interest compounded annually! $700 at 3% for 6 years​
i will mark brainliest!!! Other answers: C. y=25x D. y=25x+8.34
Using 20 boxes of nails a carpenter was able to finish 40 bird houses. Write an equation that can be used to express the relationship between the total number o
Which of the following best combines 9 and 10?
If 1 kg of each substance in the table absorbs 250 kJ of thermal energy, which substance will have the smallest change in temperature?
Harper Lee was born in Maycomb, Alabama. True False