Math Formula PDF in Hindi For All Competitive Exams 2022-23

Math Formula PDF in Hindi For All Competitive Exams 2022-23

Math Formula PDF in Hindi 2022-23

Math Formula In Hindi {गणित के प्रश्नो को हल करने का सबसे आसान ट्रिक} :- We all know that math subjects and math questions are very important for all types of exams and at the same time Math formula in hindi pdf for Competitive exams 2022 is also very important, so today we are here for you All Maths Formulas PDF in Hindi download for you. This All Math Formula in Hindi PDF Download 2022-23 It will help you a lot in solving all types of questions of exams and improve your preparation of upcoming government exams like SSC CGL, BANK, RAILWAYS, RRB NTPC, LIC AAO, and many other exams. 

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Download Related Math Notes PDF 



 Important Maths Formula For You 

  • प्राकृतिक संख्या (Natural Numbers) – an – bn = (a – b)(an-1 + an-2 +…+ bn-2a + bn-1)
  • सम संख्या (Even) –  (n = 2k), an + bn = (a + b)(an-1 – an-2b +…+ bn-2a – bn-1)
  • विषम संख्या (Odd) – (n = 2k + 1), an + bn = (a + b)(an-1 – an-2b +…- bn-2a + bn-1)
  • (a + b + c + …)2 = a2 + b2 + c2 + … + 2(ab + ac + bc + ….
  • घातांक के नियम (Low Of Formula Exponents)
  • 1. (am)(an) = am+n
  • 2. (ab)m = ambm
  • 3. (am)n = amn
  • a2 – b2 = (a – b)(a + b)
  • (a+b)2 = a2 + 2ab + b2
  • a2 + b2 = (a – b)2 + 2ab
  • (a – b)2 = a2 – 2ab + b2
  • (a + b + c)2 = a2 + b2 + c2 + 2ab + 2ac + 2bc
  • (a – b – c)2 = a2 + b2 + c2 – 2ab – 2ac + 2bc
  • (a + b)3 = a3 + 3a2b + 3ab2 + b3 ; (a + b)3 = a3 + b3 + 3ab(a + b)
  • (a – b)3 = a3 – 3a2b + 3ab2 – b3
  • a3 – b3 = (a – b)(a2 + ab + b2)
  • a3 + b3 = (a + b)(a2 – ab + b2)
  • (a + b)3 = a3 + 3a2b + 3ab2 + b3
  • (a – b)3 = a3 – 3a2b + 3ab2 – b3
  • (a + b)4 = a4 + 4a3b + 6a2b2 + 4ab3 + b4)
  • (a – b)4 = a4 – 4a3b + 6a2b2 – 4ab3 + b4)
  • a4 – b4 = (a – b)(a + b)(a2 + b2)
  • a5 – b5 = (a – b)(a4 + a3b + a2b2 + ab3 + b4)

 



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Important Math QUESTION ANSWER

Q.1- A³-B³ =127, (A-B) = 1 और Ab = 42, तब (A²-B²) का मान ज्ञात कीजिए?

(A) 26
(B) 7
(C) 13
(D) 5
Answers :- C

Q.2- एक ट्रेन 15 मिनट में 20 किमी की दूरी तय करती है। यदि इसकी गति 10 किमी / घंटा बढ़ जाती है, तो उसी दूरी को तय करने के लिए समय लगेगा:

(A) 13 मिनट 20 Sec.
(B) 12 मिनट
(C) 10 मिनट
(D) 11 मिनट 10 Sec.
Answers :- A

Q.3- घनाभ का आयतन 1512 सेमी³ है। यदि आधार का क्षेत्रफल 108 सेमी² है, तो इसकी ऊंचाई है:
(A) 14
(B) 7
(C) 12
(D) 10
Answers :- A

Q.4- 3²¹ + 3²³ + 3²⁵ किसके द्वारा विभाज्य है-

(A) 4
(B) 7
(C) 12
(D) 5
Answers :- B

Q.5- △XYZ में, XY और XZ क्रमशः 20 सेमी और 25 सेमी है, XP, ∠YXZ के कोण द्विभाजक है, YP = A सेमी और PZ = (A + 3) सेमी। △XYZ में, XY और XZ क्रमशः 20 सेमी और 25 सेमी हैं, XP कोण है यदि I त्रिभुज का केन्द्रक है तो XI : IP =? का अनुपात ज्ञात कीजिए।
(A) 5:3
(B) 4:5
(C) 3:5
(D) 5:4
Answers :- A

Q6- यदि 3tanθ +4 =0 जहा Π/2 <Θ < Π, तो 2cotθ – 5cosθ – Sinθ का मान होगा-
(A) 2/3
(B) (-7/10)
(C) 7/10
(D) 3/2
Answers :- C

Q.7- किस मिश्रधन पर 20% प्रति वर्ष की दर से 1 साल में चक्रवृद्धि ब्याज ₹1050 प्राप्त होगा यदि ब्याज की दर अर्द्धवार्षिक हो।

(A) 6000
(B) 5000
(C) 5500
(D) 4000
Answers :- B

Q.8- यदि धन का योग 12 वर्ष बाद स्वयं का 4 गुना हो जाता है। फिर राशि की ब्याज दर ज्ञात कीजिए।

(A) 16.66%
(B) 20%
(C) 25%
(D) 12.5%
Answers :- C

Q.9- यदि एक आयत का विकर्ण और क्षेत्रफल क्रमशः 29m और 420m। है। आयत की लंबाई कितनी है ?
(A) 20
(B) 21
(C) 25
(D) 32
Answers :- B

Q.10- यदि Cosθ=1/2 तथा P= Tanθ तो P² -5p-2 का मान ज्ञात कीजिए-

(A) 1-5√3
(B) 2-3√3
(C) 7√3
(D) 7+√2
Answers :- A

Q.11- ज्योति ने एक स्कूटी 26,000 में खरीदी। उसने इसे 10% की हानि पर बेचा। उस पैसे से उसने दूसरा स्कूटर खरीदा और उसे 20% के लाभ पर बेचा। कुल लाभ/हानि क्या है ?

(A) 2080
(B) 3080
(C) 2500
(D) 3205
Answers :- A

Topic name:-Mathematics In PDF




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