common factor of 21 and 56
(2*a*b^(3/2)) (1/27*a^(-3/2)b^(-6/2))
Find the product of the following measurements (answer in standard form): 8' 3/16'' ×4 to nearest 1/4th
take away 8 and divide by 4 to get 8
4x^2+14x-18
expand (6r - 3)(5r - 7)
expand (5v - 6)^2
w^2-15w+54 fully factorised
factorize m^2 - 64
find the equation of straight lline through the points (1,4) (2,9)