By rounding each number to 1 significant place estimate the answers to: a)763 x 42 / 82 b) 39 x 52 / 3.8 x 4.9

Aline passes through the two given points. is it vertical , horizontal , or neither ? (5, 2), (-5, -2)

What is the range of this function? all real numbers such that y ≤ 40 all real numbers such that y ≥ 0 all real numbers such that 0 ≤ y ≤ 40 all real numbers such that 37.75 ≤ y ≤ 40

(if f(x)=4x^2 and g(x)=x+1, find (f o g)(x)