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The correct answer is D
If x = √7 + √6 and y = √7 - √6 , then the value of is (x2 + y2)/(x3 + y3).
...If (x + y) = 35, then find the value of (x - 10)6 + (y - 25)6.
The certain sum amounts to Rs11313.5 in 2(1/2) years at 12% p.a., interest compounded 10 months. The sum (in Rs) is:
If x + y + z = 30, x² + Y² + z² = 460 and x z = y², then find the value of x z?
Find the value of 3/4 cot² 30° + cos² 30°-3cosec²60° + tan² 60°.
A solid metallic sphere of radius 15 cm is melted and recast into spherical balls of radius 3 cm each. What is the ratio of the surface area of the orig...
Atul has Rs.500 with him. He invested 30% of the amount at 5% p.a. for 6 years and rest at 20% p.a. for 4 years. Find the sum of simple interests receiv...
If sin 28° = 15/17 , then tan 62° = ?
If AB = x + 3, BC = 2x and AC = 4x − 5, then for what value of ‘x’ does B lie on AC?
