wiz-icon
MyQuestionIcon
MyQuestionIcon
1
You visited us 1 times! Enjoying our articles? Unlock Full Access!
Question

If 'a' and 'b' are rational numbers, then find the values of 'a' and 'b' given that 2+5323=a+b3


A

a = 19 , b = 12

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses
B

a = 12 , b = 19

No worries! We‘ve got your back. Try BYJU‘S free classes today!
C

a = 20 , b = 13

No worries! We‘ve got your back. Try BYJU‘S free classes today!
D

a = 9 , b = 2

No worries! We‘ve got your back. Try BYJU‘S free classes today!
Open in App
Solution

The correct option is A

a = 19 , b = 12


2+5323=a+b3

2+5323×2+32+3=a+b3

2(2+3)+53(2+3)(2)2(3)2=a+b3

4+23+103+1543=a+b3

19+123=a+b3

Comparing we get, a=19, b=12


flag
Suggest Corrections
thumbs-up
0
Join BYJU'S Learning Program
similar_icon
Related Videos
thumbnail
lock
Division of Surds by Rationalisation
MATHEMATICS
Watch in App
Join BYJU'S Learning Program
CrossIcon