Mathematics and computing assignment help
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Mathematics and computing assignment help
- 1. Mathematics, computing assignment help Myassignmenthelp.net
- 2. Basic knowledge Natural numbers: numbers starting from 1 are natural numbers. 1,2,3,4, ……………… Whole numbers: numbers starting from 0 are whole numbers. 0,1,2,3,4, ……………………. Integers: whole numbers + negative numbers are integers. …………..,-2,-1,0,1,2,…………… Rational numbers: numbers that can be expressed in the form of p/q where q≠0 Myassignmenthelp.net
- 3. Sets Sets is a well defined collection of objects. SUBSETS: a Set A is said to be subset of a set B if every element of A is also an element of B. A B A=B Myassignmenthelp.net
- 4. OPERATIONS ON SETS UNION: The union of A and B is the set which consist of all the elements of A and B AUB -A A u B= A +B intersection B Myassignmenthelp.net
- 5. INTERSECTION: It is the set of all the elements which are common to both A and B NO INTERSECTION Myassignmenthelp.net
- 13. Basic and Pythagorean Identities Myassignmenthelp.net
- 14. identities 1.sin2(t) + cos2(t) = 1 2. tan2(t) + 1 = sec2(t) 3. 1 + cot2(t) = csc2(t) 1. sin(–t) = –sin(t) 2.cos(–t) = cos(t) 3.tan(–t) = –tan(t) Myassignmenthelp.net
- 15. Angle-Sum and -Difference Identities sin(α + β) = sin(α)cos(β) + cos(α)sin(β) sin(α – β) = sin(α)cos(β) – cos(α)sin(β) cos(α + β) = cos(α)cos(β) – sin(α)sin(β) cos(α – β) = cos(α)cos(β) + sin(α)sin(β) Myassignmenthelp.net
- 16. Double-Angle Identities sin(2x) = 2sin(x)cos(x) cos(2x) = cos2(x) – sin2(x) = 1 – 2sin2(x) = 2cos2(x) – 1 Myassignmenthelp.net
- 19. Geometry circle: it is set of all points that are equidistant from a fixed point in the plane. centre equation: (x-j)2 + (y-k)2 = r2 Myassignmenthelp.net
- 20. Parabola: a parabola is the set of all points in a plane that are equidistant from a fixed line and a fixed point in the plane. Myassignmenthelp.net
- 23. ellipse It is the set al all the points in a plane, the sum of whose distance from two fixed points in the plane is constant. Myassignmenthelp.net
- 28. For further Info : http://www.assignmenthelp.net +1-617-874-1011 (USA) +44-117-230-1145 (UK) +61-7-5641-0117 (AUS) support@assignmenthelp.net http://www.assignmenthelp.net/rss.xml http://assignmenthelp. net/Assignment_Help_Podcasts/Poderator.xml Myassignmenthelp.net