3x^2y-6xy+9xy factorise

How can health insurance increase life expectancy

Combine like terms. do not forget to use the distributive property to simplify the first term. 2(3y + 5k) - 2k

Some gamma ray bursts are hypothesized to come from mergers of neutron stars or black holes. if this hypothesis is correct, what else should we in principle be able to detect from such mergers? a. gravitiational waves b. x-ray bursts c. significant disruption of gas thousands of light-years away in the surrounding galaxy d. an "afterglow" of bright visible light, lasting for weeks