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CSU Math Placement Exam Study Guide. $10.49
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CSU Math Placement Exam Study Guide.
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CSU Math Placement Exam Study Guide. Slope-intercept form - answery = mx + b slope formula - answerm = (y₂- y₁) / (x₂- x₁) point slope form - answery - y₁ = m(x - x₁) standard form - answerAx + By = C distance formula - answerd = √[( x₂ - x₁)² + (y₂ - y₁)²] equation of...

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  • September 6, 2024
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  • 2024/2025
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  • csu math placement exam study guide

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  • Math Placement
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CSU Math Placement Exam Study Guide.

Slope-intercept form - answer✔✔y = mx + b

slope formula - answer✔✔m = (y₂- y₁) / (x₂- x₁)

point slope form - answer✔✔y - y₁ = m(x - x₁)

standard form - answer✔✔Ax + By = C

distance formula - answer✔✔d = √[( x₂ - x₁)² + (y₂ - y₁)²]

equation of a circle - answer✔✔(x - h)² + (y - k)² = r²
where (h,k) is the center and r is the radius

absolute value piece wise function - answer✔✔|x| = { x if x >or= 0
{ -x if x < 0

FOIL - answer✔✔First, Outer, Inner, Last

what does i equal? - answer✔✔square root of -1

i^2 - answer✔✔- 1

i^3 - answer✔✔- i

i^4 - answer✔✔1

quadratic formula - answer✔✔x = -b ± √(b² - 4ac)/2a

vertex form - answer✔✔y = a(x - h)² + k

vertex - answer✔✔(-b/2a , -b² - 4ac/4a)

basic laws for working w/ exponents - answer✔✔i) (A^N)(A^M) = A^N+M
ii) (A^N)^M = A^NM
iii) (AB)^N = (A^N)(B^N)
iv) A^0 = 1

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