Which expression is equivalent to? 4\sqrt{\frac{81}{16}a^2}b^{12}\ c^{16}
A 20h4j2|k3|
B 20h6j2k4
C 200h4j2|k3|
D 200h6j2k4

George has seven boxes of five pencils. giulio three boxes of eight pencils. one of the boys arranges all his pencils equally into two groups. was this george or giulio how many are in each group explain

The? half-life of a radioactive substance is 20 years. if you start with some amount of this? substance, what fraction will remain in 120 ? years

Common binomial factor of 6x(3x+7)+5(3x+7)