Math, asked by king592, 5 hours ago

5. If x + y = 3, xy = 2, find the value of x³ +y³

Answers

Answered by chandrasnatasahu2006

1

Step-by-step explanation:

x+y= 3

xy= 2

ATQ,

x3 + y3 = (x + y) (x2 + y2 - xy)

Now put the values,

x3 + y3 = 3 × (x2 + y2 -2)

= 3x2 + 3y2 - 6

Previous Question

Next Question

Similar questions

English, 3 hours ago

write a paragraph of 200-250 words on any one of the following topic 'life before covid and after covid'...

English, 3 hours ago

questo is : 7 (a) Why was the grandmother's attitude changed after the returning of the author from aboard and how ?

Chemistry, 3 hours ago

What first and second picture is and why we use the last picture? pls someone answer it's urgent...

Physics, 5 hours ago

4) 7h resultant of two forces at night angles a 0.05kg-ot of one of the forces makes an angle of 30 with the resultant Calacoste the forces - [0.0433 and 0.025 kg-wit]...

English, 5 hours ago

Is she coming here? use Adverb Phrases.

Math, 7 months ago

Which of the following numbers will have the digit 4 in the units place? (a) 8² (b) 23² 442 (c) 44² (d) 82² ...

English, 7 months ago

The accused was released on __________( bail,bale) Fill in the blank chosing the right word ...

English, 7 months ago

(v) Explain why the old man finally resigns to his fate. What is the old man's fate symbolic of? Do you think the old man could have changed his fate? Give reasons to justify your answer. Plz tell it's urgent...