SG- UNIT 4 PROGRESS CHECK MCQ PART A SCORING GUIDE.2026

AP PRECALCULUS Scoring Guide




Sg- Unit 4
Progress Check
Mcq Part A
Scoring Guide.




AP Precalculus Page 1 of 19

, Scoring Guide

Unit 4 Progress Check: Mcq Part A


1. The Parametric Function Is Given By , Where And For
. For What Values Of Will The - And -Coordinates Be Equal?
(A) and
(B) and
(C) only
(D) only



Ans: C

Correct. The values for are found by solving , which is . The solutions to
the equation are and . Because of the restricted domain of , is the only value
where the - and -coordinates are equal.



2. The Parametric Function Given By Is Defined For . The Graph Of Is
Entirely In Quadrant Iv In The -Plane. Which Of The Following Could
Define ?
(A)
(B)

(C)

(D)



Answer C

Correct. The values of are positive, and the values of are negative. The graph of this
parametric function is entirely in Quadrant IV.




Page 2 of 19 AP Precalculus

, AP PRECALCULUS Scoring Guide



Unit 4 Progress Check: Mcq Part A


3.




Values For The Parametric Function Are Given In The Table At Selected Values Of . On
Which Of The Following Intervals Of Are The Start Point And End Point Of The Graph Of Farthest From
Each
(A) Other?

(B)
(C)

(D)



Answer B

Correct. By using the Pythagorean Theorem, the distance between the start and end points on this
interval is . On this interval, the start and end points of the graph of are farthest from each other.



4. The Parametric Function Is Given By , Where And For
. Which Of The Following Is The Graph Of In The -Plane?




AP Precalculus Page 3 of 19