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
Troyanec [42]
3 years ago
10

Factorise: X(squared)-9

Mathematics
2 answers:
Gwar [14]3 years ago
7 0

(x+3)(x-3)

−

3

)

(

x

+

3

)

Explanation:

x

2

−

9

is a

difference of squares

and in general

horsena [70]3 years ago
5 0

see this photo answer plz

You might be interested in
I'd really appreciate it if anyone could help! :)
PSYCHO15rus [73]

C (third graph, the parabola); To find if it is a function or not draw a vertical line on the graph. If the vertical line could never intercept the figure more than once anywhere on the graph then it is a function.

3 0
3 years ago
Read 2 more answers
X/8 - I/2 = 6 what is the answer to x
notka56 [123]
X/8-1/2=6
X/8=6+1/2=13/2
X/8=52/8
X=52
3 0
3 years ago
Find the area of the triangle below.
gulaghasi [49]

Answer:

Gọi AH là đường cao kẻ từ A đến BC

Xét tam giác AHC vuông tại H

Suy ra AH = HC. cotA= 9.cot35° = 12,9

Xét tam giác AHB vuông tại H

Suy ra BH = AH.tanA = 12,9.tan61°=23,37

Ta có BC= HC+ HB= 9+23,27 =32,27

Diện tích tam giác ABC = 1/2 × AH ×BC= 1/2 ×12,9×32,27=208,1415

8 0
2 years ago
The length of a rectangle is shown below: On a coordinate grid from negative 6 to positive 6 on the x-axis and on the y-axis, tw
sukhopar [10]

Answer:

<em>Would be the answer D(1, −4)  </em>

Step-by-step explanation:

<em>Excuse me if i'm wrong, it seems like you have the same test or almost. And this was the answer on mine. I hope it works out for you!</em>

4 0
3 years ago
1/3 of 90 = 2/3 of ?
rewona [7]
Answer=45
1/3 of 90= 30
5 0
3 years ago
Other questions:
  • Please give answer ??
    6·1 answer
  • What are factors of 24
    13·1 answer
  • What can multiply to get -36 and add to get -40
    9·1 answer
  • A line passes through point (-8,-6) and has a slope of
    7·1 answer
  • HELP PLS ASAP!!!
    15·2 answers
  • Which expression is equivalent to 5 (a + b)
    13·1 answer
  • Find the circumference of the given circle
    13·1 answer
  • andi did a test. the test had 20 questions. for each correct answer he gains 5 points and if he errs he loses 2 points. andy ans
    5·2 answers
  • Ellen wants to invest her savings in stocks. She has never done this before. She scanned the paper and picked a
    12·1 answer
  • Evaluate the function
    12·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!