Maths formulas, for all the concepts covered under different classes (6, 7, 8, 9, 10, 11, and 12), as per the CBSE syllabus are provided here by our expert teachers.

Formulas of Algebraic Expression

The basic alegbraic identities are: – (p + q)^2 = p^2 + q^2 + 2pq – (p – q)^2 = p^2 + q^2 – 2pq – (p + q) (p – q) = p^2 – q^2

Formula to Find Circumference

Circumference of a Circle  C = 2πr = πd Circumference Formula in Terms of Area C = 2√(πA)

Coin Toss Probability

Number of possible outcomes = 2  Number of outcomes to get head = 1  Probability of getting a head = ½

Formula to Calculate the Difference of Square

a^2 − b^2 = (a + b) (a − b) or, a^2 − b^2 = (a − b) (a + b)

Formula for Factorial n

n Factorial Formula n! = 1 × 2 × 3 × ….. × (n − 1) × n

graph formula

y = mx + b Where m = (b2 – b1)/(a2 – a1) and b = y-intercept

Perfect Square Formula

polynomial ax^2 + bx + c is a perfect square if b^2 = 4ac.