The Bronze Age is a time period that shows the ability of ancient cultures to create weapons and artifacts made from copper and bronze. This time period falls in between the Stone Age and the Iron Age. Its significance relies in its advancements it provided for civilization.
Fundamental reason for this was Russia’s under-developed economy, which was mostly agricultural – in fact until the mid-1800s it was almost entirely agrarian, with only minimal manufacturing or industry. <span> Government incentives of the late 1800s instigated a sharp increase in industrial investment and manufacturing; French investors, attracted by government deals, cheap labour and tax breaks, had eagerly pumped money into Russia to construct factories and new mines. But even with this, Russia still tailed its western European neighbours by a long stretch.</span>
Answer
4 and 5
Explanation
A constant term in an expression is a term that does is independent of any variables. This means that constant term will have non of the variables 
attached to them. In the expression 
we notice that the terms integers 4 and 5 are the only terms that are not coefficients of any of the variables in the expression.
