Math 95

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Author:
aricethc
ID:
266941
Filename:
Math 95
Updated:
2014-03-18 13:06:13
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math 95
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Math 95
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  1. Slope
    • m=y2-y1
    •      x2-x1
  2. Slope-intercept form of a linear equation
    y=mx+b
  3. Point-slope form of a linear equation
    y=m(x-x1)+y1
  4. Standard form of a quadratic equation
    ax2+bx2+c=0
  5. Vertex form of a quadratic equation
    y=a(x-h)2+k     (h,k) vertex
  6. the quadratic formula
  7. Difference of two squares
    a2-b2=(a-b)(a+b)
  8. Pythagorean Theorem
    c2=a2+b2
  9. Domain of a function
    The set of all x-values of the ordered pairs in a relation
  10. Range of a function
    The set of all y-values of the ordered pairs in a relation
  11. Vertex, Minimum, Maximum
    The lowest point on the graph of a parabola that opens upward or the highest point on the graph of a parabola that opens downward
  12. Imaginary number (i)
    a number denoted i whose properties are i=√-1 and i2=-1
  13. Zero-product Property
    For all real numbers a and b , if ab=0, then a=0 or b=0 (or both)
  14. Conjugate
    The conjugate of a+bi is a-bi
  15. Vertex formula (x-coordinate)
    x=-b/2a
  16. Completing square method
    Add (b/2)2 to both sides
  17. am/n
    n√am
  18. 82/3
    ∛82=∛64=4

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