Accuplacer- Formulas Accuplacer- Formulas Accuplacer- Formulas

Accuplacer- Formulas Accuplacer- Formulas Accuplacer- Formulas Accuplacer- Formulas a raised to the negative n 1 over a raised to n a over b raised to the negative n b over a raised to the n a raised to n times a raised to m a raised to n plus m a raised to n over m mth root of a all raised to n a raised to n all raised to m a raised to n times m Speed= d/t Area of a sector x/360 times pi r square, where x is central angle Area of a trapezoid base 1 plus base 2 times height divided by 2 Volume of cylinder pi r square times height Surface area of cylinder 2 pi rh plus 2 pi r squared Lateral surface area of cylinder 2pi r times height volume of pyramid/ cone area of base times height divided by 3 integer positive, negative, 0 non integer cannot be a whole number even 2n odd 2n plus 1 consecutive n plus 1 plus n plus 2 ordered sample without replacement permutation ordered sample permutation unordered sample combinations dependent event prob of a times prob b given a independent event prob of a times prob of b and prob fulfill requirements or prob either event prob added together outcome= work over time supplementary 180 complementary 90 sum of interior angles in tri 180 larger side in tri is... opposite of largest angle addition of 2 sides of tri... greater than third side side opposite of 30 degrees is... half of hypotenuse length of leg opposite of 60 degree is... x times square root of 3 in 45-45-90 tri, hypotenuse is... x times square root of 2 area of parallelogram base times height area of rhombus Side 1 times side 2 over 2 area of kite vertical line down times horizontal line across over 2 inscribed angle Vertex touches circ and sides are chords of If 2 inscribed angles are on the same arc... their angles are equal If inscribed angles are on the same arc... Their angles are the same What is a central angle? Angle that touches center and circ Arc Length Formula 2 pi r times a over 360, where a is central angle A tangent to a circle is.... A line that touches the circles circ at 1 point the point of tangency is... the point where the tangent touches the circ The place where a tangent meets circ a blank angle if formed A right angle If segment a is a tangent it is blank to the circle. Tangent to the circle When there are 2 points of tangency, the tangents.... meet at an intersection When there are 2 tangents, their lengths are.... Equal Circumscribe a circle Polygon inside circle whose sides are chords Inscribe a circle Polygon outside of circle, whose segments are tangents For a quad to inscribe a circle... Opposite angles must add up to 180 For quad to circumscribe a circle... Sum of opposite side lengths should be equal lateral surface area of prism Perimeter of base times height To find length of a diagonal line on graph... Use Pythagorean Therom bisect Cut in half Surface area of a box 2lw plus 2lh plus 2wh Surface area of cube 6 x squared x raised to a over b B Times Square root of x, all raised to a a root of x raised to a x n root of x times n root of y n root of x times y n root of x over y n root of x over n root of y to simplify radical... find prime factorization of radicand radicand ... Negative 2 squared Is... Negative 4 Negative 2 in parentheses squared is... 4 a raised to 0 1 0 raised to n 0 if n is positive 0 raised to negative n 1 When multiplying or dividing inequality by negative number Switch sign To simplify radical Factor radicand graph equation y=mx+b point slope equation y-y1=m(x-x1) 2 point equation y-y1=(y2-y1/x2-x1)(x-x1) slope equation y2-y1/x2-x1 first step to factor find multiples when quadratic factoring, find number that... multiplies to get product of first and last number, add to get x value In factoring , multiply to get the blank and add to get the blank Last number; middle number Quadratic is in the form... Ax squared+by+c numbers appearing more than once in a set should be written as one number ⋃ union union means... what is in Set A combined with what is in Set B ⋂ intersection intersection means... what is in both Set A and Set B a union with a clear set is equal to.... the original set an intersection with a clear set is equal to... a clear set a clear set's intersection with a clear set equals.... a clear set A⋂A equals A 1 - P(A) is... the probability of an event NOT happening if 2 events cannot occur at the same time.... they are mutually exclusive mutually exclusive events do not... depend on each other when 2 events cannot occur independently... they are mutually inclusive mutually inclusive events have... an overlap that is subtracted if independent events need to be true at the same time, we... multiply mean average median Middle number mode most frequent number range the difference between the highest and lowest Surface area of a sphere 4 pi r squared Volume of a sphere 4 pi r cubed over 3 b given a prob of a and b over prob of a The cube root of a negative number is negative exponential growth formula y is equal to a times 1 plus or minus b raised to the x power standard form of a parabola y is equal to ax squared plus bx plus c what is the y intercept of the standard form of a parabola c How to find axis of symmetry average of the 2 corresponding points. formula for vertex of a parabola negative b over 2a vertex form of a parabola y is equal to a times x minus h squared plus k Factored form of a parabola x minus a times x minus b second way to find x intercepts of parabola set each binomial of factored form to 0 and solve how to find y coordinate of vertex plug x coordinate into the function which single digit numbers are not prime numbers? 0 and 1 arithmetic sequence a to the n is equal to the first term + the difference times the index minus one sum of arithmetic sequence last term times last term plus 1 over 2 can you add radicals? yes, if they have the same radicand interquartile range? difference between the upper and lower quartiles. P(B|A)= P(A and B)/P(B) (f o g)(x)= f(g(x)) if average increases by x, then... each number increases by x if each number increases by x, then.... average increase by x number of numbers between x and y... highest minus lowest plus 1 center of circle is.. (h,k) Equation of a circle (x-h) squared+(y-k) squared=r² where (h,k) and (x,y) are points Venn diagram total (y-x) +(z-x) + z + a geometric sequence a1(r)^n-1