Write 8^2(4^2 / 2^7) in the form 2^x

We know that 82 = (23)2 = 26 and 42 = (22)2 = 24 So we can write the original expression as 26 (24/27) Then using indices laws we get 26(2-3) = 23

Answered by Charlotte C. Maths tutor

1955 Views

See similar Maths GCSE tutors

Related Maths GCSE answers

All answers ▸

For the function given by f(x) = x² - 5x - 6, solve for f(x)=0 by factorising.


Solve these simultaneous equations algebraically: y=2x^2 - 7x + 4 & y=4x-1


There are n sweets in a bag, 6 of which are orange, the rest are yellow. Hannah takes a random sweet from the bag and eats it, and then does so again. The probability that Hannah eats two orange sweets is 1/3. Show that n^2-n-90=0.


Re-arrange [4x+ 9t + 8s= 3g] to make x the subject of the formula


We're here to help

contact us iconContact usWhatsapp logoMessage us on Whatsapptelephone icon+44 (0) 203 773 6020
Facebook logoInstagram logoLinkedIn logo

© MyTutorWeb Ltd 2013–2024

Terms & Conditions|Privacy Policy