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From algebra and geometry to statistics and trigonometry, our MCQs are designed to help you practice problem-solving, reinforce concepts, and get exam-ready through quick, focused revision.","tags","igcse o level secondary school mathematics","version","1.0.0","priority",2,"createdOn",1755994348779,"updatedOn","questionsCount",9064,"courseCount",40,"enableChallenge","examKey","questionData",{"_369":404,"_405":406,"_407":408,"_278":409,"_410":411,"_263":370,"_412":413,"_414":415,"_110":420},"L34ZGRX640tJkHTUg3youBFapdwuQB","q","If 4^x = 0.125, find the value of x.","ans",[95],"Section 1","course","indices-2","exp","0.125 = 1/8. 4^x = 1/8 . Since 4 = 2² and 8 = 2³, 2^2x = 2^-3 . Therefore 2x = -3, or x = -3/2","opts",[416,417,418,419],"-3/2","-2/3","3/2","2/3",38,"38","initComment","initReply","actionData","errors"]

Mathematics for IGCSE & O level - Indices 2 (Section 1 - No. 38)

Explanation

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