A plumber charges £40 for a call out, and an extra £18 for every hour. How long did a job that cost £130 take? The formula for this plumber's charge is: \(T = £60 + £20 \times h\) where \(T\) is the ...

Struggling to remember maths formulas? Learn how the powerful memory palace technique helps students retain equations faster ...

For ax 2 + bx + c = 0, (α, β) = [–b ± √(b 2 – 4ac)]/2ac, where α and β are the roots of the equation. Sum of roots = –b/a Product of roots = c/a If roots of a quadratic equation are given, then the ...

Many children experience anxiety and fear when it comes to math, which can impact their learning and confidence. To help them overcome this, parents can use mnemonic techniques, visual aids, ...

Maths Formulas for Class 12: Scientists and mathematicians dedicated their entire lives to solving complex problems and figuring out proofs and relations. And their efforts are bearing fruit today.