What is the Formula of X^3+y^3+z^3-3xyz?
The formula of X^3+y^3+z^3-3xyz is (x+y+z)(x2+y2+z2−xy−yz−zx). Proof of x3+y3+z3−3xyz=(x+y+z)(x2+y2+z2−xy−yz−zx) x3+y3+z3−3xyz=(x+y+z)(x2+y2+z2−xy−yz−zx) Assume L.H.S=x3+y3+z3−3xyz and
a³ − b³ and a³ + b³ Formula: Proof, Examples & Common Mistakes
The a^3 – b^3 formula is (a – b) (a^2
x2−11x+28=0 | x Squared Minus 11x Plus 28 Equals 0 | (x^2-11x+28=0)
To solve the quadratic equation x2−11x+28=0, We can use factoring
x2+(y-3√2x)2=1 What is the Value of This Equation and Graph
What is the Value of this Equation x2+(y-3√2x)2=1 Answer: Given
x*x*x Is Equal To? (x³) – Meaning, Examples & Solved Equations
Answer: x*x*x is equal to x3 (read as “x cubed”
Find X if X is Rational Number Such That X X X Equal to X
To find the value of x such that x*x*x =x,
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Kinematics Equations
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Pythagorean Theorem Formula
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Maths – Formulas, Identities and Solved Questions
This section explains school maths in simple steps – algebraic identities, equations, number systems and geometry, each with proofs and solved examples.
Most-used algebraic identities
| Identity | Expansion |
|---|---|
| (a + b)2 | a2 + 2ab + b2 |
| (a − b)2 | a2 − 2ab + b2 |
| a2 − b2 | (a + b)(a − b) |
| (a + b)3 | a3 + 3a2b + 3ab2 + b3 |
| a3 − b3 | (a − b)(a2 + ab + b2) |
| a3 + b3 | (a + b)(a2 − ab + b2) |
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FAQs on Maths
What is the formula of a² − b²?
a² − b² = (a + b)(a − b).
What is x*x*x equal to?
x*x*x = x³ (x cubed).
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