Write 16× 8^2x as a power of 2 in terms of x.
16 = 2482x = (23)2x = 26xTherefore, 16x82x = 24x 26x = 24+6x
XY
Related Maths GCSE answers
All answers ▸Work out 1 1/5 ÷ 3/4. Give your answer as a mixed number in it's simplest form
Expand and simplify (2x+4)(x+2)
y is inversely proportional to d^2 and when d = 10, y = 4. d is directly proportional to x^2 and when x = 2, d = 24. Find a formula for y in terms of x. Give your answer in its simplest form.
Solve the following set of simultaneous equations: (eq.1) x + 3y = 10, (eq.2) 2x + y = 5