Math, asked by luckypal45516, 7 months ago

If 2x+3y=19 and xy = 3/find 8x^3 +27y^3.)

Answers

Answered by PixleyPanda

3

Answer:

Step-by-step explanation:

( 2 x - 3 y ) 3 = ( 2x )3 - ( 3y)3 - 3 ( 2x × 3y ) ( 2x - 3y)

(10)3 = 8x3 - 27y3 - 3 (6xy) (10)

1000 = 8x3 - 27y3 - 3 (96)(10)

1000 = 8x3 - 27y3 - 2880

8x3 -27y3 = 2880+1000= 3880

Answered by SHREYASHJADHAV10

1

Answer:

thanks for free points mate

Step-by-step explanation:

mark as brainliest plz

Previous Question

Next Question

Similar questions

Math, 3 months ago

9. The length and breadth of a photograph are 25 cm and 15 cm respectively. What length of wooden frame is required to frame the photograph?

Science, 3 months ago

The nature of motion of an object falling freely under the action of gravity is uniformly accelerated Motion. O TRUE False ...

Geography, 3 months ago

why factories can not built in the mountainous areas?

Social Sciences, 7 months ago

why we need a democracy ?

Biology, 7 months ago

why we study biology and why branches of biology are important what happen that we make branches of biology...

Science, 10 months ago

What should we learn from this association?

English, 10 months ago

What according to the fat cat was true happinesses?

Math, 10 months ago

Mr ashwanth invest money in FD how much will get on maturity if rupees 10,000 is invested at 20% per annum compound interest for 6 month find compounded quarterly...