CSU Math Placement Test-Questions with Correct Answers/
Verified/ latest 2024/2025
slope-intercept form - ✔️✔️y = mx + b
slope formula - ✔️✔️m = (y₂- y₁) / (x₂- x₁)
point slope form - ✔️✔️y - y₁ = m(x - x₁)
standard form - ✔️✔️Ax + By = C
distance formula - ✔️✔️d = √[( x₂ - x₁)² + (y₂ - y₁)²]
equation of a circle - ✔️✔️(x - h)² + (y - k)² = r²
where (h,k) is the center and r is the radius
absolute value piece wise function - ✔️✔️|x| = { x if x >or= 0
{ -x if x < 0
FOIL - ✔️✔️First, Outer, Inner, Last
what does i equal? - ✔️✔️square root of -1
i^2 - ✔️✔️- 1
i^3 - ✔️✔️- i
i^4 - ✔️✔️1
quadratic formula - ✔️✔️x = -b ± √(b² - 4ac)/2a
Verified/ latest 2024/2025
slope-intercept form - ✔️✔️y = mx + b
slope formula - ✔️✔️m = (y₂- y₁) / (x₂- x₁)
point slope form - ✔️✔️y - y₁ = m(x - x₁)
standard form - ✔️✔️Ax + By = C
distance formula - ✔️✔️d = √[( x₂ - x₁)² + (y₂ - y₁)²]
equation of a circle - ✔️✔️(x - h)² + (y - k)² = r²
where (h,k) is the center and r is the radius
absolute value piece wise function - ✔️✔️|x| = { x if x >or= 0
{ -x if x < 0
FOIL - ✔️✔️First, Outer, Inner, Last
what does i equal? - ✔️✔️square root of -1
i^2 - ✔️✔️- 1
i^3 - ✔️✔️- i
i^4 - ✔️✔️1
quadratic formula - ✔️✔️x = -b ± √(b² - 4ac)/2a
