rewrite 7 sin2A – 5

rewrite 7 sin2A – 5 sin A + cos2A = o to solve for A
1. 1 answer
2. asked by inno
3. 492 views
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. 5 answers
2. asked by tshepo
3. 1,033 views
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. asked by OwamIII
3. 699 views
f(a)=sin2a(10^sin2a). find f'(a)
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2. asked by jack
3. 281 views
Using exact values, find the value of:a. 12 sin 30 degrees ¨C 6 tan 45degrees + sec 45degrees / 52 12-1/2-6*(1) +
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2. asked by Anon
3. 1,006 views
Let A=(cosA -sinA)(sinA cosA) show that A^2=(cos2A sin2A) (sin2A cos2A)
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2. asked by James
3. 671 views
If sinA+tanA=p then sin2A?
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2. asked by sairam
3. 583 views
1/sin2A+cos4A/sin4A
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2. asked by rp
3. 790 views
If sinA=0.5 , what is the value of cos2A and sin2A?
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2. asked by Partha banerjee
3. 1,488 views
(2-cos2A)(1+2cot2A)=(2+cot2A)(2-sin2A)
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2. asked by Santosh
3. 155 views