Practicing Success

Target Exam

CUET

Subject

General Test

Chapter

Quantitative Reasoning

Topic

Algebra

Question:

If x = 2 - y

x2 = 2 - y2 , then find the value of (x + y5)2 + 6. 

 

Options:

11

12

9

10

Correct Answer:

10

Explanation:

x = 2 - y 

x + y = 2

x2 = 2 - y2

x2 + y= 2

Put x,y = 1

Then, (x3 + y5)2 + 6 =( 13 + 15 )+ 6 = 10