🧠 Z = 3x 5y, subject to x y≤4, x 2y≤6, x,y≥0. Max value of Z?
A)12 B)15 C)16 D)18
✅ Ans: C — Corner point (2,2) gives maximum Z=16. #CBSEMaths
To practice more, visit xambridge .com
Most students overcomplicate this.
(a⁰ a⁰ a⁰)/a = 3
Remember:
a⁰ = 1
Now solve it in under 5 seconds.
The best maths students aren't faster because they're smarter.
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Click The Link: youtube.com/shorts/WXTgUZzPm…#MathsTrick#Exponents#CBSEMaths
CBSE — India’s leading government education board — just RickRolled 2 million students.
On 9 March 2026, a QR code printed on the Class 12 Maths board exam paper, meant for verification and instructions, redirected to Rick Astley’s 1987 YouTube song.
Yes. An actual board exam paper.
Imagine the level of incompetence where nobody even bothered to scan and verify the QR code before printing lakhs of papers. 🤦♂️
#CBSE#RickRoll#RickAstley#CBSEBoardExam#EducationSystem#BoardExam#CBSEMaths#ExamBlunder#IndiaEducation#QRcodeFailure
ये हालत है हमारे यहां शिक्षा की और उसके बच्चों के भविष्य के प्रति गंभीरता की
ये CBSE maths paper है और इसका कर कोड स्कैन करने पर 90's का song जैसे होता है न स्पैम या unauthorised लिंक क्लिक हो जाने पर खुलता है
ऐसे हम लोग विश्व गुरु बनेंगे
#cbse#CBSEMATHS
The “Stay-in-the-Family” Rule: Closure Property Made Super Easy! 🍎✨
(Class 6–9 CBSE & State Board)
Whole Numbers = 0, 1, 2, 3, … (no negatives, no fractions, no decimals)
Closure Property = When you take two numbers from a family and do an operation, the answer must stay in the same family!
Let’s check the 4 operations:
✅ Addition
2 3 = 5 → Whole
100 999 = 1099 → Whole
→ Closed (family stays together!)
✅ Multiplication
2 × 3 = 6 → Whole
50 × 40 = 2000 → Whole
→ Closed (still in the family!)
❌ Subtraction
5 − 2 = 3 → fine
2 − 5 = −3 → Negative! Not Whole!
→ Not Closed (someone left home 😭)
❌ Division
4 ÷ 2 = 2 → fine
2 ÷ 4 = 0.5 → Decimal! Not Whole!
→ Not Closed (another runaway 😭)
Real-Life Magic 🧑🍳
Wheat dough wheat dough = bigger wheat dough
Never turns into rice flour or newspaper!
Mango leave another same mano leave= larger or bigger leave of mango ( but not guava, not apple ,not pumpkin leaves😄😁)
That’s Closure Property in action 🍞
Final Answer for Whole Numbers:
Closed only under Addition & Multiplication
Your turn, champs! 🔥
Drop a real-life example where multiplication stays in the family
(Example: apples × apples = ?)
Want the dough trick to show why subtraction & division fail with objects?
Just comment “YES” 👇
#ClosureProperty#CBSEMaths#Class6#Class7#Class8#Class9#MathsMadeEasy#WholeNumbers#maths@GeometryPuzzles @jitendra789789 @MathGuyTFL @MathsWith_Sam
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