CBSE > Class 09 > Mathematics | CBSE Board | Homework Help

Given that, x+y = -4

The formula, x³ + y³ -12xy +64

=> (x + y )³ - 3xy ( x+y) - 12xy + 64

=> (-4)³ - 3xy (-4) - 12xy + 64

=> -64 + 12xy - 12xy + 64

=> 0 [ Answer ]

2Thank You

ANSWER

Two cubes of edge 2 CM each are placed side to side to form a cuboid. Dear an oblique sketch for the resulting figure

Posted by Kritika Singh 6 years, 3 months ago

CBSE > Class 09 > Mathematics

0 answers

ANSWER

√3-√2

Posted by Anushka Tyagi 6 years, 3 months ago

CBSE > Class 09 > Mathematics

3 answers

Anjali Arya 6 years, 3 months ago

Not p

1Thank You

Ruby Kumari 6 years, 3 months ago

0.317837...

0Thank You

Omaan 10119931 6 years, 3 months ago

0Thank You

ANSWER

If x-3 and x-1/3 are both factors of px² + 5x + r , then show that p=r

Posted by Srishti Jain 6 years, 3 months ago

CBSE > Class 09 > Mathematics

0 answers

ANSWER

What is a cube root of 100 ?

Posted by Prachi Pathak 6 years, 3 months ago

CBSE > Class 09 > Mathematics

5 answers

Mr Mady 6 years, 3 months ago

The first one is right

0Thank You

Sangita Singh 6 years, 3 months ago

4.64158883 is the cube root of hundred √100=4.64158883

0Thank You

Arpita Majumder 6 years, 3 months ago

1000000

1Thank You

Deepak Bisht 6 years, 3 months ago

1000000

1Thank You

Summer Singh Summer Singh 6 years, 3 months ago

1000000

1Thank You

ANSWER

Exercise 13.8

Posted by Jatin Prajapati 6 years, 3 months ago

CBSE > Class 09 > Mathematics

0 answers

ANSWER

24x-41x+21

Posted by Pallavi Das 6 years, 3 months ago

CBSE > Class 09 > Mathematics

2 answers

Sangita Singh 6 years, 3 months ago

What to do with it factorise or simplify

0Thank You

Tejas Lamba 6 years, 3 months ago

-17x + 21 ________________________________ Hope it helps ??

1Thank You

ANSWER

2+2+6+:#7

Posted by Kunika Anand 6 years, 3 months ago

CBSE > Class 09 > Mathematics

0 answers

ANSWER

What is pallalogram

Posted by Deepak Swami 6 years, 3 months ago

CBSE > Class 09 > Mathematics

4 answers

Arpita Majumder 6 years, 3 months ago

A quadrilateral having two parallel sides & each of them are equal is called a parallelogram.

0Thank You

Tejas Lamba 6 years, 3 months ago

Spelling of parlelogram is worng????

0Thank You

Arti Singh 6 years, 3 months ago

A parallelogram is a quadrilateral in which opposite side are parallel and equal and also opposite angle are equal.Diagonal bisect each other.

1Thank You

Naman Neelabh 6 years, 3 months ago

A parellelogram is a quadrilateral in which opposite parallel sides are equal

1Thank You

ANSWER

Please explain prove of chapter line and angles

Posted by Himanshu Singh 6 years, 3 months ago

CBSE > Class 09 > Mathematics

1 answers

Tejas Lamba 6 years, 3 months ago

Which prove bacha

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ANSWER

,,find the rational numbers a&b such that2+5√7devided by2-5√7=a+√7b

Posted by Shameema Salam11 6 years, 3 months ago

CBSE > Class 09 > Mathematics

1 answers

Prime Gamer 6 years, 3 months ago

(2-5√7)(2-5√7)/(2+5√7)(2-5√7) (2-5√7)^2/2^2-(5√7)^2 4+175-20√7/4-175 179-20√7/-171 therfore, a=-179/171 and b=20/171

1Thank You

ANSWER

The adjacent sides of a parallelogram ABCD measures 34cm and 20cm and the diagonal AC measures 42cm find the area of parallelogram

Posted by Reshma Shah 6 years, 3 months ago

CBSE > Class 09 > Mathematics

2 answers

Kailash Panda 6 years, 3 months ago

972sq.cm

1Thank You

Preetpal Singh Sardar 6 years, 3 months ago

672 cm

0Thank You

ANSWER

Arrange in descending order ^3√5,^6√26,^4√8,√2.

Posted by Tirth Shah 6 years, 3 months ago

CBSE > Class 09 > Mathematics

0 answers

ANSWER

The part of the plane which lies between the rays is called

Posted by Balaraju Goud 6 years, 3 months ago

CBSE > Class 09 > Mathematics

1 answers

Rajesh Badhe 6 years, 3 months ago

Inclined plane

1Thank You

ANSWER

Ab parallel cd find the value of x and y

Posted by Abhinav Ashokan 6 years, 3 months ago

CBSE > Class 09 > Mathematics

1 answers

Anjali Arya 6 years, 3 months ago

Where is figure

0Thank You

ANSWER

See que. 9 ex.12.2 class 9 ncert . Pls someone explain that when we divided the trapezium in a triangle how did the other portion become a parallelogram .

Posted by Isha Gupta 6 years, 3 months ago

CBSE > Class 09 > Mathematics

0 answers

ANSWER

The common initial point of an angle is

Posted by Balaraju Goud 6 years, 3 months ago

CBSE > Class 09 > Mathematics

1 answers

Isha Gupta 6 years, 3 months ago

vertex

2Thank You

ANSWER

SSS congruence rule

Posted by Vibha Devi 6 years, 3 months ago

CBSE > Class 09 > Mathematics

3 answers

Arti Singh 6 years, 3 months ago

When the three sides of two triangle are equal to each other then triangles are congurent we said this congureny rule is called sss congurence rule.

1Thank You

Tirth Shah 6 years, 3 months ago

Three sides of two triangs are same then the two triangles are said to be congruent to each other.

1Thank You

Ritika Yadav 6 years, 3 months ago

The all side of two triangle is equal then there is a SSS congruence rule

3Thank You

ANSWER

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