Write 81 as a product of primes.
Use index notation when giving your answer

The circumference of a circle is 5 pi cm. what is the area of the circle?

Two positive integers are 3 units apart on a number line. their product is 108. which equation can be used to solve for m, the greater integer? m(m – 3) = 108 m(m + 3) = 108 (m + 3)(m – 3) = 108 (m – 12)(m – 9) = 108

The difference between tax advoidance and tax evasion