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
Delicious77 [7]
3 years ago
15

Guys please Help me with question number (ii) and (iii) Chapter : Polynomials Grade : 9

Mathematics
1 answer:
Ivanshal [37]3 years ago
3 0

Answer:

Step-by-step explanation:

1. (a-b-c) (a2+b2+c2-ab-ac-bc). = (a3-b3-c3).

NOTE : this is an identity 11th identity

2. (98)3

That is 98×98×98= 941192

For example. (1)3

That is 1×1×1= 1

Or (2)3

That is 2×2×2= 8. [ 2×2=4. ]. {4× 2 = 8 )

Thank you

You might be interested in
Select the correct answer.
zepelin [54]

Answer:

<em>Answer</em><em> </em><em>is option</em><em> </em><em>c</em>

Step-by-step explanation:

given \: equations \: are \\ x - 2y = 15 \:  \: and \: 2x + 4y =  - 18 \\ divide \: by \: 2 \: in \: second \: equation \\ x  + 2y =  - 9 \:  \: (equation \: 3) \\ adding \: 1and \: 3 \: we \: get \\ 2x = 6 \\ x = 3 \\ substitute \: x = 3 \: in \: equation \: 3 \\ 3 + 2y =  - 9 \\ 2y =  - 9 - 3 \\ 2y =  - 12 \\ y =  - 6

x=3 and y=-6

<em>HAVE</em><em> </em><em>A NICE DAY</em><em>!</em>

<em>THANKS FOR GIVING ME THE OPPORTUNITY</em><em> </em><em>TO ANSWER YOUR QUESTION</em><em>. </em>

6 0
3 years ago
Read 2 more answers
Find the decimals places of .35x9.2
ollegr [7]

Answer:

3.22

Step-by-step explanation:

You would multiply it normally than move one place behind the decimal.

6 0
2 years ago
What is 3,989.23655 rounded to the nearest one thousandth?
Xelga [282]
The 6 is in the thousandth place so you round with that being the last number
since we have a 55 after the 6, we round up
so we get
3,989.237
8 0
3 years ago
Maria Invests $600 in a bank account that earns simple interest. She earns $30 at the end of 12 months . Janae invest $350 at th
lord [1]

Answer:

Interest = $1.75

Step-by-step explanation:

Maria invest $600, and receives interest of $30 per year

We know that PRT/100= INTEREST

R=( 100*INTEREST)/(PT)

R = (100*30)/(600*1)

R= 3000/600

R= 5%

Jane invest $350 at Sam rate with Maria , that is 5% , for a year, her interest

Interest= 350*5*1/100

Interest = $1.75

7 0
3 years ago
What is m in equation 2m=12
Likurg_2 [28]
M is equal to 6 because 6 times 2 would equal 12
7 0
3 years ago
Other questions:
  • A standard bathtub holds 70 gallons of water. On average, it takes 7 and 1/2 minutes to drain a bathtub. How many gallons of wat
    15·1 answer
  • Anything can solve this
    10·1 answer
  • What equation shows 10x-2y=10 in slope intercept form
    11·1 answer
  • Help! Brainliest to the first correct answer​
    5·1 answer
  • HELP PLEASE 30 POINTS! WILL MARK BRAINLIEST IF CORRECT!!!!!
    14·2 answers
  • Find the value of x<br> X
    12·1 answer
  • Hii please help i’ll give brainliest!!
    14·1 answer
  • The sum of two numbers is -18. If the first number is 10, which equation represents this situation, and what is the second numbe
    15·1 answer
  • Which missing value would you add in to make a perfect square <br><br><br> I’ll give brainliest
    13·1 answer
  • A and b are right I just need help for c
    11·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!