🏁 Starts on 2nd April (Wednesday) 🎯 Join CAT 2025 Aarambh Batch by 5-time 100%iler here
Edit MetaData
If $$xy + yz + zx = 0$$, then $$(x + y + z)^2$$ equals
$$(x + y)^2 + xz$$
$$(x + z)^2 + xy$$
$$x^2 + y^2 + z^2$$
$$2(xy + yz + xz)$$
$$(x+y+z)^2 = x^2 + y^2 + z^2 + 2(xy + yz + xz)$$ as $$xy+yz+xz = 0$$ so equation will be resolved to $$x^2 + y^2 + z^2$$
Create a FREE account and get:
CAT Profit And Loss
CAT Linear Equations
CAT Mensuration
CAT Number Series
CAT Probability, Combinatorics
CAT Percentages
CAT Coordinate Geometry
CAT Time And Work
CAT Quadratic Equations
CAT Inequalities
CAT Logarithms, Surds and Indices
CAT Data Sufficiency
CAT Number Systems
CAT Geometry
CAT Progressions and Series
CAT Time, Distance and Work
CAT Averages, Ratio and Proportion
CAT Algebra
CAT Simple Interest Compound Interest
CAT Averages Mixtures Alligations
CAT Venn Diagrams
CAT Logarithms
CAT Remainders
CAT Functions, Graphs and Statistics
CAT Profit, Loss and Interest
CAT Arithmetic
CAT Averages
CAT Time Speed Distance
Login to your Cracku account.
Enter Valid Email
Follow us on
Incase of any issue contact support@cracku.in
Boost your Prep!
Day-wise Structured & Planned Preparation Guide
By proceeding you agree to create your account
Free CAT Schedule PDF will be sent to your email address soon !!!
Join cracku.in for Expert Guidance.