Math, asked by jayati24, 9 months ago

If a+b=6, ab = 11/4 Find the value of 2a2–2b2.

Answers

Answered by NazreenAnsari

3

Answer:

a=6-b

ab=11/4

b=11/4×a

b=11/4×(6-b)

b/6-b=11/4

2b=11/4×6

b=11/2×3×2

b=33

a+33=6

a=-27

2a2-2b2=

2(-27)2-2(33)2

-54×2-66×2

-108-132

-240

Previous Question

Next Question

Similar questions

Environmental Sciences, 5 months ago

11. ਕਿਹੜੇ ਪੌਦੇ ਪ੍ਰਦੂਸ਼ਤ ਪਾਣੀ ਵਿੱਚ ਉੱਗਦੇ ਹਨ ? Which of the following plants grow in polluted water ? uefua Ga Å निम्नलिखित में से कौन सा पौधा बढता है?* O 0 ਵੁਲਫ਼ੀਆ Wolffia O b) and Chara CRI cਯੂਟੀਕਲੇਵੀਆ Utricularia ਫ਼ੀਚੇਵਿਧਾ d) Bydag Hà All the above 34R1th सारे...

Biology, 5 months ago

Organic horticulture choose the correct answer...

Science, 5 months ago

plzz answer me friends plzz class 10th ...

Math, 9 months ago

if sin thita =3/5 and thita is an acute angle, find the values of cos thita and tan thita...

Physics, 9 months ago

The distance covered by a car moving at a speed of 36km/h in 15 kin is?

Music, 11 months ago

How did Jamie Grace start her career?

Physics, 11 months ago

If an object is placed in front of the plane mirror at the distance of 20 cm. after some time the mirror is displaced at 10 cm backward so calculate the distance of image formed in the mirror.

Science, 11 months ago

Plants have a cell wall made of cellulose. What is the function of the cell wall in plants? A) The cell wall controls division of the cell. B) The cell wall provides structure to the cell. C) The cell wall controls the functions of the cell. D) The cell wall manufactures proteins for the cell.