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#134 Using the quadratic formula

#139 Factorising the sum of two cubes in a fraction

#141 Binomial x trinomial

#142 Substituting numbers into variables

#213 FOIL and distributive law all at once

#216 Factorising using HCF is there a trinomial

#217 Factorising using HCF and DOTS

#218 Solving basic and trickier equations

#219 Solving equations with fractions

#77 Factorising using difference of squares and polynomials

#238 Solving for x with squared brackets

#240 Solving an equation with fractions

#258 Solving for x, dealing with squared brackets with surds

#259 Solving for x using squares, surds and multiplication

#265 Raising a fraction by a negative exponent

#269 Given a root, solve for the constant

#274 Simplify an expression with square brackets and FOIL

#276 Simplifying an algebraic expression with factorisation

#279 Factorising using DOTS and trinomials

#307 Solving equations with trinomials and surds

#308 Solving for x when it's an exponent with a surd

#309 Solving a quadratic inequality

#310 Using the discriminant to solve for d (equal roots)

#311 Simplify an expression with variables in exponents

#312 Simplify an expression with so many surds

#313 Real and rational numbers

#314 Problem solving with exponents

#326 Using the discriminant to solve for k (equal roots)

#327 Substitution with surds and fractions

#328 Problem solving with exponents

#336 Solving a simple quadratic equation

#337 Solving a quadratic inequality

#349 Solving simultaneous equations

#350 Simplifying an expression with variables in the exponents

#351 Solving an equation with a fraction as the exponent

#352 Solving an algebraic equation using k substitution

#441 Exponential equation shortcut

#442 Solving for x in an inequality with a variable exponent

#361 Quadratic equation using trinomial factorisation

#362 Using the quadratic formula

#363 Solving a quadratic inequality

#364 Solving for x when there are surds in surds

#365 Solving simultaneously for x and y

#366 Problem solving using product of prime factors

#372 Solving a quadratic equation with a trinomial

#373 Using the quadratic formula, but FOIL first

#374 Solving a quadratic inequality by pulling out a highest common factor

#376 Solving simultaneously for x and y

#377 Solving volume of box using area

#280 Factorising using DOTS, trinomials and grouping
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