The difference between 48 and 13 as a numérical or algebraic expression?

The actual length of side t is 0.045 cm. use the scale drawing to find the actual side length of w. a) 0.06 cm b) 0.075 cm c) 0.45 cm d) 0.75 cm

Find the value of p for which the polynomial 3x^3 -x^2 + px +1 is exactly divisible by x-1, hence factorise the polynomial

If f(x)= sqrt4x+9+2, which inequality can be used to find the domain of f(x)?