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  • Ch 10: Trigonometric Identities

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Ch 07: Permutation, Combination and Probability
3 Hits, Last modified: 5 months ago
Sargodha(2015)// * Find $n$, when $^{11}P_n=11.10.9$---// BISE Sargodha(2015), BISE Sargodha(2016) ... values of $n$ and $r$ when $^nC_r=35$ and $^nP_r=210$ ---// FBISE(2016), BISE Lahore(2017)// * If $... d $r$ when $^{n-1}C_{r-1}:^nC_r:^{n+1}C_{r+1}=3:6:10$ ---// FBISE(2017)// * Show that sum of $n$ $A
Ch 10: Trigonometric Identities
3 Hits, Last modified: 5 months ago
====== Ch 10: Trigonometric Identities ====== <list-group> * Prove that (without calculator) $\sin 10^{\circ}\sin 30^{\circ}\sin 50^{\circ}\sin 70^{\ci... * Using without table or calculator find $tan(1110^{\circ})$ --- // BISE Sargodha(2015), BISE Gujraw
Ch 02: Functions and Groups
1 Hits, Last modified: 5 months ago
{1,2,3,4\}$, $B=\{3,4,5,6,7,8\}$ and $C=\{5,6,7,9,10\}$ then verify associativity of union --- // B
Ch 04: Quadratic Equations
1 Hits, Last modified: 5 months ago
quations ====== <list-group> * Reduce $x^{-2}-10=3x^{-1}$ to quadratic form --- //BISE Gujrawala(
Ch 08: Mathematical Induction and Binomial Theorem
1 Hits, Last modified: 5 months ago
$x$ in the following expansion $(x-\frac{2}{x})^{10}$ --- // BISE Sargodha(2015), BISE Gujranwala(20
Ch 11: Trigonometric Functions and Their Graphs
1 Hits, Last modified: 5 months ago
ISE Sargodha(2016)// * Find the period of $cosec10x$ --- //BISE Sargodha(2015)// * Find the perio