Question
If x+y−5=0 and 2x+y−9=0, then 4x2+y2+4xy is equal to
Found 6 tutors discussing this question
Discuss this question LIVE
14 mins ago
Text solutionVerified
(d): We have, x+y−5=0 ⇒ x+y=5 ...(i) And 2x+y−9=0 ⇒ 2x+y=9 ....(ii) On solving equation (i) and (ii) we get x=4 and y=1 Now, 4x2+y2+4xy=81
Was this solution helpful?
151
Share
Report
One destination to cover all your homework and assignment needs
Learn Practice Revision Succeed
Instant 1:1 help, 24x7
60, 000+ Expert tutors
Textbook solutions
Big idea maths, McGraw-Hill Education etc
Essay review
Get expert feedback on your essay
Schedule classes
High dosage tutoring from Dedicated 3 experts
Practice questions from similar books
Question 2
Ajay had 65 currency notes in all. Some of which were of Rs 100 denomination and the remaining of Rs 50 denomination. The total amount of all these currency notes was Rs, 5000. How much amount did he have in the denomination of Rs 100?Stuck on the question or explanation?
Connect with our math tutors online and get step by step solution of this question.
231 students are taking LIVE classes
Question Text | If x+y−5=0 and 2x+y−9=0, then 4x2+y2+4xy is equal to |
Answer Type | Text solution:1 |
Upvotes | 151 |