MATHS#28 ~ CXC/CSEC MATHEMATICS JANUARY 2020 PAPER 1

CXC/CSEC Mathematics ~ January 2020 Paper 1 ~ Q&A Timestamps: 01 ~ percent of a number ~ Q & A 0:15 02 ~ fraction to negative exponent ~ Q & A 0:30 03 ~ square root of a difference squared ~ Q & A 0:45 04 ~ square root approximation ~ Q & A 1:00 05 ~ distributive law ~ Q & A 1:15 06 ~ students in a class that where glasses ~ Q & A 1:30 07 ~ number of subsets ~ Q & A 1:45 08 ~ describe range of numbers with set notation ~ Q & A 2:00 09 ~ disjoint sets ~ Q & A 2:15 10 ~ true statement about two sets ~ Q & A 2:30 11 ~ Venn diagram corresponding to given information ~ Q & A 2:45 12 ~ Venn diagram and shaded region ~ Q & A 2:55 13 ~ currency conversion ~ Q & A 3:10 14 ~ simple interest ~ Q & A 3:25 15 ~ direct variation ~ Q & A 3:40 16 ~ taxable income ~ Q & A 3:55 17 ~ gas price ~ Q & A 4:10 18 ~ depreciation of car value ~ Q & A 4:25 19 ~ cost of dinner ~ Q & A 4:40 20 ~ discount and total price ~ Q & A 4:55 21 ~ sum of fractions with like denominator ~ Q & A 5:10 22 ~ abstract algebra, m star n rule ~ Q & A 5:25 ~ see comments please 23 ~ solve for x ~ Q & A 5:40 24 ~ negative signs, subtraction and negative numbers ~ Q & A 5:55 25 ~ rational expression with two unknowns, plug in numbers ~ Q & A 6:10 26 ~ solve for p, cross multiply ~ Q & A 6:20 27 ~ subtraction of two column vectors ~ Q & A 6:35 28 ~ vectors and a rectangle diagram ~ Q & A 6:50 29 ~ solve equations with matrices ~ Q & A 7:05 30 ~ matrix multiplication ~ Q & A 7:20 31 ~ edge and volume of cube ~ Q & A 7:35 32 ~ average speed formula application ~ Q & A 7:50 33 ~ units conversion, milliliters ~ Q & A 8:05 34 ~ distance equals velocity over time application ~ Q & A 8:20 35 ~ rectangular garden plot ~ Q & A 8:35 36 ~ maps and scale ~ Q & A 8:50 37 ~ cuboid and sides ~ Q & A 9:05 38 ~ square and rectangle ~ Q & A 9:20 39 ~ median of a list of numbers ~ Q & A 9:35 40 ~ lower class boundary ~ Q & A 9:50 41 ~ modal score ~ Q & A 10:05 42 ~ median mark ~ Q & A 10:20 43 ~ bar chart query ~ Q & A 10:35 44 ~ probability ~ Q & A 10:50 45 ~ arrow diagram and type of mapping ~ Q & A 11:05 46 ~ arrow diagram and relation ~ Q & A 11:20 47 ~ line graph and inequality / interval ~ Q & A 11:35 48 ~ parabola and maximum point ~ Q & A 11:50 49 ~ parabola and points intersecting y = 0 ~ Q & A 12:05 50 ~ equation of a straight line ~ Q & A 12:20 51 ~ function and set of ordered pairs ~ Q & A 12:30 52 ~ parallel line and gradient ~ Q & A 12:45 53 ~ line segment, translation ~ Q & A 13:00 54 ~ parallel lines, transversal, alternate interior angle ~ Q & A 13:15 55 ~ ship goes due east, then north ~ Q & A 13:30 56 ~ reflection in the y-axis ~ Q & A 13:45 57 ~ triangle and angles ~ Q & A 14:00 58 ~ enlargement and scale factor ~ Q & A 14:15 59 ~ similar triangle ~ Q & A 14:30 60 ~ trigonometry and sin cos or tan ~ Q & A 14:45 My CSEC Maths January Playlist:    • CXC/CSEC Mathematics January Paper1s   My CSEC Maths May/June, One July Playlist:    • CXC CSEC Mathematics May/June Paper1s   All CSEC Maths Vids ~ Highest Revised Versions ~ Listed Chronologically:    • CXC/CSEC Mathematics Paper1s