Simplify 56x\(^{-4}\) \(\div\) 14x\(^{-8}\)
Simplify Log\(_{10}\)4 + Log\(_{10}\)25
A boy measured the length and breath of a rectangular lawn as 59.6m and 40.3m respectively instead of 60m and 40m. What is the percentage error in his calculation of the perimeter of the lawn?
Expand (2x - 5)(x - 3)
