If $x^3 + y^3 = 16 $ and $ x + y = 4,$ t

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Target Exam

CUET

Subject

General Test

Chapter

Quantitative Reasoning

Topic

Algebra

Question:

If $x^3 + y^3 = 16 $ and $ x + y = 4,$ then the value of $ x^4 + y^4$ is :

Options:

Correct Answer:

Explanation:

If $x^3 + y^3 = 16 $

$ x + y = 4,$

then the value of $ x^4 + y^4$ = ?

Put the value of x = 2 ( This value will satisfy the equation )

$ x^4 + y^4$ = $ 2^4 + 2^4$ = 16 + 16 = 32