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x=2cosa-cos2a,y=2sina-sin2a

  1. x=2cosa-cos2a,y=2sina-sin2a
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    2. Anonymous asked by Anonymous
    3. views icon 925 views
  2. CosA x cos2A + ((sin2A)^2)/2cosA
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    2. Makhosini Maluvana asked by Makhosini Maluvana
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  3. 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
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    2. OwamIII asked by OwamIII
    3. views icon 702 views
  4. 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
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  5. Let A=(cosA -sinA)(sinA cosA) show that A^2=(cos2A sin2A) (sin2A cos2A)
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    2. James asked by James
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  6. prove that 2sinA + 1 / cosA+sin2A=secA
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    2. cindy asked by cindy
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  7. 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
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  8. If sinA=0.5 , what is the value of cos2A and sin2A?
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    2. Partha banerjee asked by Partha banerjee
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  9. rewrite 7 sin2A – 5 sin A + cos2A = o to solve for A
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    2. inno asked by inno
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  10. (2-cos2A)(1+2cot2A)=(2+cot2A)(2-sin2A)
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    2. Santosh asked by Santosh
    3. views icon 158 views