Topic 1 0.0 / 5 ? MathematicsAlgebraic expressionsASEdexcel Created by: Jemma1494Created on: 02-06-21 14:39 Rules for multiplying indices with the same base A^a x A^b = A^a+b Add index powers 1 of 11 Rules for dividing indices with the same base A^a / A^b = A^a-b Subtract index powers 2 of 11 Rules for multiplying an index by another power (A^a)^b = A^ab Multiply index powers 3 of 11 Rules for multiplying two bases by a power (AB)^a = A^a x B^a Multiply both bases by the power 4 of 11 Rules for factorising ax^2 + bx + c = 0 Split ax^2 term into two brackets Two numbers that add to b term and multiply to c term 5 of 11 a^y/x x √a^y 6 of 11 a^-x 1/a^x 7 of 11 a^0 1 8 of 11 Adding surds with the same base X √a + Y √a = X + Y √a 9 of 11 Simplifying surds Split base term to two values one being a square number that can be simplified to a whole number and not a root 10 of 11 Rationalising denominator Multiply fraction by denominator/denominator (change + to - if necessary) 11 of 11
Comments
No comments have yet been made