Law 1 of Indices If the base is the same, but has different powers in multiplication we can add up the powers or index. am+an=am+nam+an=am+n Simplify each of the following leaving your answer in index notation where appropriate. Question 3: (a) 62×6362×63 Solution: By the law ...
√6 indices maths problems q.1: multiply x 4 y 3 z 2 and xy 5 z -1 solution: x 4 y 3 z 2 and xy 5 z -1 = x 4 .x .y 3 .y 5 .z 2 .z -1 = x 4+1 .y 3+5 .z 2-1 = x 5 .y 8 .z q.2: solve a 3 b 2 /a 2 b 4 solution: a 3 b 2 /a 2 b ...
Laws of indices task moving from easy to new style problems. Pupils have to work backwards on problems particularly on the green activity. Used in both KS3 and KS4.
Exponents are also called Powers or IndicesThe exponent of a number says how many times to use the number in a multiplication.In this example: 82 = 8 × 8 = 64In words: 82 could be called "8 to the second power", "8 to the power 2" or simply "8 squared"...
IndicesandIndexLaws-IndexTerminology-Notation-NegativePowers-RationalPowers-BasicNumerals-IndexLawsJaneStrattonObjectives:•Useindexnotationconfidently.•Understandthemeaningofnumbersusingindexnotation.•Usetheindexlawstosimplifyexpressions.IndexNotationNotationandTerminology:64=6×6×6×6=1296BaseIndexPowerExponent...
Inquiry Maths The prompt Mathematical inquiry processes:Make connections; test different cases; infer and explain rules.Conceptual field of inquiry:Laws of exponents. Derek Christensen(Mathematics Lead Teacher at A. Blair MacPherson School, Edmonton, Canada) devised this prompt for his grade 9 mathemati...