What is the simplified value of (cos4 A – sin4 A)?
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What is the equation of a line which has 3 as x-intercept and -5 as y-intercept?
If secθ = cosecq with 0° < θ , q < 90°, then the value of sin (θ + q) is
If tan4θ + tan2θ = 1 then the value of cos4θ + cos2θ is
Product of 9b2, 3a2 and 4ab is
What should be the missing digit so that the number 275_476 becomes exactly divisible by 11?
If the perimeter of a semicircle is 108 cm, then find its area (in cm²).
What is the value of sin 300°?
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