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Commutative Property Which Property? 3a+4=4+3a movement
Associative Property Which Property? (2a+5)+3=2a+(5+3) ( ) changed
Additive Identity Which Property? 10x+0 = 10x
Multiplicative Identity Which Property? (20X)1 = 20x
Additive Inverse -50a+50a = 0 Which Property?
Multiplicative Inverse (1/5) (5) = 1 Which Property?
Reflexive Property Which Property? 3x+2 = 3x+2
Symmetric Property Which Property? If 5+5=10, then 10 = 5+5 (If, then)(2 =)
Distributive Property Which Property? 5 (a+4) = 5a +20
Transitive Property Which Property? If 4 = 2a and 2a = 5p, then 4=5p (If, then 3 =)
Linear Function Type of Function? Equation has no exponents or symbols. Y= 3x +5
Substitution Property Which Property? If (5 + x) = Z and x = 2 then (5+2) =z
Commutative Property Of Multiplication Which Property? (3+2x)5=5(3+2x)
Multiplication Property Of Equality Which Property? If (x + 6) = 2 then 3(x+6) = 3(2)
Quadratic Parabola Function? The equation has an exponent of 2. Y = 3x^2 - 6
Absolute Value Function? The equation has bars. Y = / 2x + 3/
Cubic Function Function? 3 Directions. Y = x^3+2
Exponential Function Function? The equation has an exponent that is a letter. (Hockey stick) Y = 3^x
Roots, Zeros, Solutions X-intercepts All where the graph intersects the x-axis (4 answers)
Factors Roots, x-intercepts, zeros, & solutions are Opposites of ___________.
Y= kx Write the equation for: If y varies Directly as x.
Y = k/x Write the equation for: If y varies As as y.
Y= kx/z Write the equation for: If y varies directly As x and inversely as z.
y/xy Formula for joint variation
Arithmetic Series and Sequence Has a pattern of addition:
1 st x / 2 nd x = 1 st y/2 nd y Proportion for Direct Variation
Geometric Series and Sequence Has a pattern of multiplication:
Where the graph touches the x axis. Solutions for one graph are where?
Where they touch each other Solutions for more than one graph are Where?
Stat Edit Y= Plot 1 Zoom 9 Stat Calc What are the steps for finding the Line or curve of Best Fit?
100% Area under the curve is what %?
68% Within 1 standard deviation is what %?
95% Within 2 standard deviations is what %?
99.7% Within 3 standard deviations is What %?
(lower, upper,mean,s.d.) To calculate % in an interval With normalcdf:
Mean is 0 S.D is 1 When calculating a probability with A z-score the mean is ____and the Standard deviation is ____
Permutation Order matters (Math PRB #2)
Combination Order does not matter (PRB #3)
GCF When factoring Polynomials, look For the ____ 1 st.
(5x+2)(5x-2) Factor: 25x^2 - 4
(3y-1) (9y^2+3y+1) Factor: 27y^3-1
(5x+4) (25x^2-20x+16) Factor: 125x^3+64
(7x+5)(7x-5) Factor: 49x^2-25
Complex numbers Imaginary Numbers are also …
Open have ___ circles.
Equal signs = When do graphs Have closed Circles?
X=5 X=-3 Solve by Factoring: X^2-2x-15=0
(-2+ or- square Root of 10)/2 Solve using the Quadratic Formula: 2x^2+4x-3=0
2 imaginary or 2 complex 3x^2-7x=-10 Has how many And what type of solutions?
Reflection across The x axis with A vertical Stretch of 2 Describe f(x)= x^2 could be Transformed to F(x) =-2x^2.
Domain: all real’s Range: y or = -9 Zero’s: -1 and 5 Y-int : (0,-5) E.B. As x app. Pos. inf. Y app Pos. inf. As x app Neg. if. Y app Pos. inf. Graph X^2-4x-5 Describe the Domain,range, Zeros, y-int. End Behavior.
(h,k) The vertex Represents what Two letters?
H.A: y=-3 Domain: All reals Range: y>-3 If f(x)=3^x-3. Determine the Horizontal Asymptote, Domain, and Range.
(Term)/(previous Term) Ratio (r) =
1)Interchange X and y 2) Solve for y To find inverse Given an Equation:
Domain: All Real Numbers except -2; Range: All Real Numbers Except 0; Asymptote: X=-2 Y=0 If f(x)=1/(x+2) Describe the Domain, Range, & Asymptotes