SCRIPT 2026 TESTED QUESTIONS AND
CORRECT ANSWERS ALREADY PASSED
◉ y = -x³ Answer:
◉ x² + y² = r² Answer: Circle with centre (0,0)
◉ y = k^x Answer:
◉ y = k^-x Answer:
◉ y = 1/x Answer:
◉ y = -1/x Answer:
◉ y = 1/(x²) Answer:
◉ y = -1/(x²) Answer: opposite of this
◉ y = sin x Answer:
,◉ 1 = sin ? Answer: 90 and -270
◉ -1 = sin ? Answer: 270 and -90
◉ 0 = sin ? Answer: ±180 and ±360
◉ y = cos x Answer:
◉ 1 = cos ? Answer: 0 and ±360
◉ -1 = cos ? Answer: ±180
◉ 0 = cos ? Answer: ±90 and ±270
◉ Difference between a sine and cosine graph? Answer: Sine is
shifted right by 90 degrees
◉ y = tan x Answer:
◉ When is tan x undefined? Answer: ±90 and ±270
, ◉ 0 = tan ? Answer: 0, ±180 and ±360
◉ What transformation is y = f(x) ± a? Answer: Movement up or
down the y axis
◉ What transformation is y = f(x ± a)? Answer: Movement left or
right on the x axis
◉ What transformation is y = -f(x)? Answer: Reflection in y axis
◉ What transformation is y = f(-x)? Answer: Reflection in the x axis
◉ How do you solve a ratio question where something is added to
the ratios, causing them to change? Answer: -Write the old and new
ratios as 2 equations e.g m:f = 5:3
-Turn these ratio equations into fractions e.g m/f = 5/3
-Turn these fractions into algebraic equations e.g 3m = 5f
-Solve the two simultaneously
◉ y is proportional to x Answer: y = kx
◉ y is inversely proportional to x Answer: y = k/x