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ICSE-TRIGONOMETRICAL RATIOS OF STANDARD ANGLES-EXERCISE 23(C)
- Solve for x : cos""x/3-1=0
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- Solve for x : sin(x+10^(@))=1/2
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- Solve for x : cos(2x-30^(@))=0
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- Solve for x : 2cos(3x-15^(@))=1
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- Solve for x : tan^(2)(x-5^(@))=3
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- Solve for x : 3tan^(2)(2x-20^(@))=1
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- Solve for x : cos(x/2+10^(@))=sqrt(3)/2
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- Solve for x : sin^(2)x+sin^(2)30^(@)=1
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- Solve for x : cos^(2)30^(@)+cos^(2)x=1
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- Solve for x : cos^(2)30^(@)+sin^(2)2x=1
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- Solve for x : sin^(2)60^(@)+cos^(2)(3x-9^(@))=1
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- If 4cos^(2)x=3 and x is an acute angle, find the value of : x
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- If 4cos^(2)x=3 and x is an acute angle, find the value of : cos^(2)x...
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- If 4cos^(2)x=3 and x is an acute angle, find the value of : cos3x
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- If 4cos^(2)x=3 and x is an acute angle, find the value of : sin2x
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- In DeltaABC, angleB=90^@), AB=y" units", BC=sqrt(3) " units", AC = 2 u...
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- In DeltaABC, angleB=90^@), AB=y" units", BC=sqrt(3) " units", AC = 2 u...
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- In DeltaABC, angleB=90^@), AB=y" units", BC=sqrt(3) " units", AC = 2 u...
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- In DeltaABC, angleB=90^@), AB=y" units", BC=sqrt(3) " units", AC = 2 u...
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- If 2cos(A+B)=2sin(A-B)=1, find the values of A and B.
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