formulas for Accuplacer advanced algebra and functions 59 Questions with Verified Answers,100% CORRECT

formulas for Accuplacer advanced algebra and functions 59 Questions with Verified Answers Point slope form - CORRECT ANSWER y - y1 = m(x - x1) Sin - CORRECT ANSWER opposite/hypotenuse Difference of cubes - CORRECT ANSWER a³-b³=(a-b)(a²+ab+b²) Point Distance Formula - CORRECT ANSWER √(x2-x1)² + (y2-y1)² Area of a square - CORRECT ANSWER A=s² Area of a rectangle - CORRECT ANSWER A=lw Area of a parallelogram - CORRECT ANSWER A=bh Area of a triangle - CORRECT ANSWER A=1/2bh or A=bh/2 circumfrence of a circle - CORRECT ANSWER C=2πr distance - CORRECT ANSWER rate x time Cube Volume - CORRECT ANSWER s³ Volume of a rectangular prism - CORRECT ANSWER V=lwh Volume of a cone - CORRECT ANSWER 1/3πr²h Volume of a sphere - CORRECT ANSWER 4/3πr³ Tangent - CORRECT ANSWER opposite/adjacent Exponential Decay Formula - CORRECT ANSWER y=a(1-r)^t exponential growth formula - CORRECT ANSWER y=a(1+r)^t surface area of rectangle - CORRECT ANSWER 2lw + 2lh + 2wh midpoint formula - CORRECT ANSWER (x₁+x₂)/2, (y₁+y₂)/2 opposite reciprocal - CORRECT ANSWER perpendicular lines are ___ (ex. 5, -1/5) cosine - CORRECT ANSWER adjacent/hypotenuse surface area of cube - CORRECT ANSWER 6s² Area of a circle - CORRECT ANSWER A=πr² csc - CORRECT ANSWER hypotunese/opposite sec - CORRECT ANSWER hypotenuse/adjacent cot - CORRECT ANSWER cos/sin Arc Length Formula - CORRECT ANSWER L = 2πr (m⁰/360⁰) or S = rθ equal - CORRECT ANSWER parallel lines have ___ slopes 1 job - CORRECT ANSWER work rate x work time mixture formula - CORRECT ANSWER (percentage of solution) * (volume of solution) = amount of liquid x and y values of the unit circle - CORRECT ANSWER (cos, sin) Area of equilateral triangle - CORRECT ANSWER s² × root 3/4 Triangle Congruence Theorems - CORRECT ANSWER SSS, SAS, ASA, AAS, HL 90 degrees clockwise - CORRECT ANSWER (x,y) -> (y,-x) midpoint formula - CORRECT ANSWER (x₁+x₂)/2, (y₁+y₂)/2 90 degrees counterclockwise - CORRECT ANSWER (-y,x) 180 degrees (both counter and clockwise) - CORRECT ANSWER (-x,-y) sin(A+B) - CORRECT ANSWER sinAcosB+cosAsinB 270 degrees clockwise - CORRECT ANSWER (-y,x) 270 degrees counterclockwise - CORRECT ANSWER (y,-x) Law of Sines - CORRECT ANSWER a/sinA = b/sinB = c/sinC Cylinder volume - CORRECT ANSWER πr²h Pyramid Volume - CORRECT ANSWER 1/3lwh or (lwh/3) cos(A+B) - CORRECT ANSWER cosAcosB-sinAsinB law of cosines formula - CORRECT ANSWER a²=b²+c²-2bcCosA sin2x - CORRECT ANSWER 2sinxcosx cos2x - CORRECT ANSWER cos²x-sin²x tan 2x - CORRECT ANSWER 2tanx/1-tan²x sin(A-B) - CORRECT ANSWER sinAcosB-cosAsinB cos(A-B) - CORRECT ANSWER cosAcosB+sinAsinB Area of a trapezoid - CORRECT ANSWER A=1/2(b1+b2)h Pythagorean Identities - CORRECT ANSWER sin²x + cos²x = 1 tan²x + 1 = sec²x 1 + cot²x = csc²x measurement of central angle - CORRECT ANSWER same measure of arc inscribed angle - CORRECT ANSWER 1/2 arc Angle formed by a tangent and a chord - CORRECT ANSWER arc/2 angle formed by intersection of two chords - CORRECT ANSWER big arc + small arc/2 Angle outside the circle - CORRECT ANSWER big arc-small arc/2 Area of a hexagon - CORRECT ANSWER 3√3/2 * a² - CORRECT ANSWER