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CosA x cos2A + ((sin2A)^2)/2cosA

  1. CosA x cos2A + ((sin2A)^2)/2cosA
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    2. Makhosini Maluvana asked by Makhosini Maluvana
    3. views icon 525 views
  2. x=2cosa-cos2a,y=2sina-sin2a
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    2. Anonymous asked by Anonymous
    3. views icon 935 views
  3. Let A=(cosA -sinA)(sinA cosA) show that A^2=(cos2A sin2A) (sin2A cos2A)
    1. answers icon 1 answer
    2. James asked by James
    3. views icon 682 views
  4. Prove:1/cos2A+sin2A/cos2A=sinA+cosA/cosA-sinA
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    2. Piwo asked by Piwo
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  5. Prove:1/cos2A+sin2A/cos2A=sinA+cosA/cosA-sinA
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    2. Piwo asked by Piwo
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  6. how do you solve this.prove: cos2A plus cosA divided by sin2A minus sinA equal to cos2A plus 1 divided by sinA
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    2. lungisile ntobela asked by lungisile ntobela
    3. views icon 1,192 views
  7. Prove :1 + Sin2A/ Cos2A = CosA + SinA / CosA- SinA
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    2. clive asked by clive
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  8. Given:cosA= 4/5 0(less than or equal to)A(less than of equal to)90*find sinA, sin2A, cos2A
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    2. olivia asked by olivia
    3. views icon 553 views
  9. 1 .If tanA=1/3 and tanB=1/7 (both A and B are acute),calculate 50sin(2A +B)2.1Prove that sin2A+2cosA-2cos^3A/1+sinA =sin2A 2.2
    1. answers icon 5 answers
    2. tshepo asked by tshepo
    3. views icon 1,044 views
  10. 1 .If tanA=1/3 and tanB=1/7 (both A and B are acute),calculate 50sin(2A +B)2.1Prove that sin2A+2cosA-2cos^3A/1+sinA =sin2A 2.2
    1. answers icon 1 answer
    2. OwamIII asked by OwamIII
    3. views icon 709 views