Webb22 dec. 2024 · 11thMathsExercise10.2Q11 #Cos8°-Sin8°/Cos8+Sin8°=tan37° #ExampleCos11°+Sin11°/Cos11°-Sin11°=Tan56° #ImportantShortQuestion #FundamentalOfTrigonometry # Webb5 juni 2024 · answered Jun 5, 2024 by Gavya (33.5k points) selected Jun 7, 2024 by Hailley. Best answer. (i) LHS = cos11°+sin11° cos11°−sin11° c o s 11 ° + s i n 11 ° c o s 11 ° − s i …
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WebbThe value of (cos11 ∘−sin11 0)(cos11 0+sin11 ∘) is A −tan304 ∘ B tan56 ∘ C cot214 ∘ D cot34 ∘ Medium Solution Verified by Toppr Correct option is B) Given, cos11 o−sin11 ocos11 o+sin11 o Divide by cos11 o = 1− cos11 osin11 o1+ cos11 osin11 o = 1−tan11 o1+tan11 o [∵1=tan(45 o)] = 1−tan45 otan11 otan45 o+tan11 o [∵tan(A+B)= … Webb18 mars 2024 · asked Mar 18, 2024 in Trigonometry by RahulYadav (53.5k points) Prove that: (i) (cos 11°+ sin 11°)/ (cos 11° – sin 11°) = tan 56°. (ii) (cos 9° + sin 9°)/ (cos 9° – … one joule is equal to how much erg
Prove that: cos11^o+sin11^ocos11^o-sin11^o = tan 56^o
WebbProve that Cos 11 ∘ + Sin 11 ∘ Cos 11 ∘ − Sin 11 ∘ = Tan 56 ∘ - Mathematics Shaalaa.com. CBSE Commerce (English Medium) Class 11. Textbook Solutions 11871. Important … WebbProve that: (i)cos11∘+sin11∘cos11∘−sin11∘=tan56∘. (ii)cos9∘+sin9∘cos9∘−sin9∘=tan54∘. (iii)cos8∘−sin8∘cos8∘+sin8∘=tan37∘. Solution. (i)cos11∘+sin11∘cos11∘−sin11∘. Dividing … Webb11 juni 2024 · Given that ⇒ Cos 11 + = tan 56 Solution - ⇒Cos 11 + ⇒ We have to divide the numerator and denominator by cos 11 . We get after dividing = 1 + tan Since tan 45 = 1 By substituting the value of 1 in numrator we got .... ⇒ tan 45 + tan - tan 45 tan 11 By using tan ( a + b ) We get, ⇒ tan ( 45 + 11 ) ⇒ tan 56 Hence Prooved Pls mark me as brainlist Ok one journey refugee