Is 142.6183719 to 2 significant figures 14 or 140?

Use the four functions below for this question. compare and contrast these four functions using complete sentences focus on the slope and y- intercept first, and then on any additional properties of each function

Aprojectile is thrown upward so that its distance above the ground after t seconds is given by the function h(t) = -16t2 + 704t. after how many seconds does the projectile take to reach its maximum height?

If private savings 'v' = 0.75s and total savings 's' equals $4.20 billion, solve for public and private savings.