punkee6759 punkee6759
  • 04-07-2018
  • Mathematics
contestada

Select the point that satisfies y ≤ x2 - 5x + 6.


A. (1,1)

B. (4,4)

C. (2,2)

D. (3,3)

Respuesta :

gmany
gmany gmany
  • 04-07-2018
[tex]y\leqx^2-5x+6\\\\A.\ (1,\ 1)\to x=1;\ y=1\\\\\text{substitute}\\\\1\leq1^2-5\cdot1+6\\1\leq1-5+6\\1\leq2\ \boxed{TRUE}\\\\B.\ (4,\ 4)\to x=4;\ y=4\\\\\text{substitute}\\\\4\leq4^2-5\cdot4+6\\4\leq16-20+6\\4\leq2\ \boxed{FALSE}\\\\C.\ (2;\ 2)\to x=2;\ y=2\\\\\text{substitute}\\\\2\leq2^2-5\cdot2+6\\2\leq4-10+6\\2\leq0\ \boxed{FALSE}\\\\D.\ (3;\ 3)\to x=3;\ y=3\\\\\text{substitute}\\\\3\leq3^2-5\cdot3+6\\3\leq9-15+6\\3\leq0\ \boxed{FALSE}\\\\\text{Answer:}\ A.\ (1,\ 1)[/tex]
Answer Link

Otras preguntas

I’m not sure what this answer is, can someone please help?!?!
a number n is multiplied by-0.4 the product is -3/4. what is the value of n?A 3/10B 8/15C -1 7/8D 1 7/8​
What were the different ways Native American leaders proposed to deal with the United States?
BRAINLIST!!!!! Make a list of ten words with similar sounds that could be used to describe one of the scenes above. Then write a short descriptive poem using th
mi hermano y yo _____ tengo? tenemos? tiene? tienen?
1)Simplify: 4d - 3e - 9d + 8e
which statement about the economy is true? O A. It has only been in existence since the late 1800s. O B. It's the primary determinant of people's freedoms. O C.
find the missing angle 50 points
How are Epigenetic tags different from genes?​
Describes a metal shine and ability to reflect light.