Given cos a = 0.25 find angle a in degrees. round your answer to the nearest hundredth. 34.12° 123.98° 56.78° 75.52°

The function ƒ is defined by ƒ(x) = (x + 3)(x + 1). the graph of ƒ in the xy-plane is a parabola. which interval contains the x-coordinate of the vertex of the graph of ƒ?

Using inductive reasoning, what are the next two number in this set? 2,3/2,4/3,5/4,

Type the correct answer in each box. spell all the words correctly, and use numerals instead of words for numbers. if necessary, use / for the fraction bar(s).