1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
stira [4]
2 years ago
15

Can someone please help and explain its due in a littleee

Mathematics
1 answer:
jek_recluse [69]2 years ago
4 0

f(x) =  {x}^{2}  - 3x + 2

<h2>••••••••••••••••••••••••••••••••••••••••</h2>

put x = (-1)

f( - 1) =  {( - 1)}^{2}  - 3 \times ( - 1) + 2  \\  \\   1  + 3 + 2  \\  \\   6.

<h2>••••••••••••••••••••••••••••••••••••••••</h2>

put x = (z)

f(z) =  {z}^{2}  - 3 \times z + 2  \\  \\  {z}^{2}  - 3z + 2  \\  \\  {z}^{2} - 2z - z + 2 \\  \\ z(z - 2) - 1(z - 2) \\  \\ (z - 1)( z -2 ) \\  \\ (z - 1) = 0  \:  \: , \:  \: (z - 2) = 0\\  \\ z =  1 \:,  \: 2

<h2>••••••••••••••••••••••••••••••••••••••••</h2>

put x = (x+1)

f(x + 1)  = {x}^{2}  -  3x + 2 \\  \\  {(x + 1)}^{2}  - 3 (x + 1) + 2 \\  \\  {x}^{2}  + 1 + 2x - 3x - 3 + 2 \\  \\  {x}^{2}  - x \\  \\ x(x - 1) \\  \\ x(x - 1) = 0   \\  \\  x - 1 =  \frac{0}{x}  \\  \\ x - 1 = 0 \\  \\ x = 1.

<h2>•••••••••••••••••••••••••••••••••</h2>

put x = (√2 + 1 )

f( \sqrt{2}  + 1) =  {x}^{2}  - 3x + 2 \\  \\  {( \sqrt{2} + 1) }^{2}  - 3( \sqrt{2}  + 1) + 2 \\  \\ 2 + 1 +  2\sqrt{2}  - 3 \sqrt{2}  - 3 + 2 \\  \\ 3 - 1 \sqrt{2}  - 1 \\  \\ 2 -  \sqrt{2}  \\   \\  2 - 1.4 (optional \:  \:  \: steps)\\  \\ 0.6 \:  \:

You might be interested in
Factor: x²+19/3x+361/36​
valentina_108 [34]

Answer:

(6x + 19)²

 ——————————

     36    

Step-by-step explanation:

6 0
3 years ago
Ron was vacationing in​ France, when his camera was stolen. As he walked into a camera​ store, Ron noticed that camera prices we
hram777 [196]

Answer:

195 euros

Step-by-step explanation:

4 0
3 years ago
Read 2 more answers
1. Find the exact value of sin and cos of 195 degrees.
KengaRu [80]

Answer:

Sin195* = -\frac{\sqrt{6}-\sqrt{2}  }{4 }

Cos195* = - \frac{\sqrt{6} +\sqrt{2} }{4}

Step-by-step explanation:

5 0
3 years ago
3x+122=22x-11<br>i need help!
nasty-shy [4]

3x + 122 = 22x - 11

    +11                + 11

3x + 133 = 22x

-3x            -3x

133 = 19x

x = 7

5 0
3 years ago
Read 2 more answers
What is cubic inches of aquarium that is 3/4 full
Alex17521 [72]
First, find the volume of the full tank 
V= 16*8.5*10.5
V=1428 cubic inches
Then, just find 3/4 of the volume
V2= 1428 * (3/4)
V2= 1071 cubic inches
6 0
3 years ago
Other questions:
  • Helppppp due toarrow very easy simple
    8·2 answers
  • At Mountain High School, the students were surveyed about their participation in band (B) and track (T). The results of the surv
    10·2 answers
  • How many parts are needed to prove triangles are similar?
    5·1 answer
  • A single box of thumb tacks weighed 3 1/2 ounces. If a teacher had 4 1/7 boxes how much would their combined weight be ?
    8·1 answer
  • Gary is catering a picnic. There will be 118 gusts at the picnic , and he wants each gust to have 12-ounce serving of salad. How
    7·2 answers
  • Helpppppppppp plz its no 8t^6
    7·2 answers
  • Idk im confused ugh!!!!
    13·1 answer
  • Find the surface area of the<br>triangular prism.<br>5 cm<br>8 cm<br>7 cm<br>3 cm​
    14·1 answer
  • Find the value of the variable.
    6·1 answer
  • Robert has a yearly income of 32,008 includes three exemptions the amount allowed for each exemption is 1225 tax rate is 4 1/4%
    14·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!