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Hugo de Vries was a Dutch botanist who, at the turn of the 20th century, rediscovered Mendel's laws of genetics and introduced the concept of mutations. He is credited with the discovery of mutation based on his observations of the evening primrose plant.
If A = (7)1/3 + (7) -1/3, then the value of {3A3 – 9A} will be:
√4096 + √(?) + 13 – 29 = 148
if a2 + b2 + c2 = 2(4a -5b -9c)-122 , then a-b-c = ?
If, 4x2 + y2 + 12x + 6y + 18 = 0, then find the value of (2x + y)/(y + 6x).
If a + b = 56 and (a – b)² = 496, find the value of the product of a and b.
The speed of a car is 25% more than that of a bike. Both of them start from a same point. After travelling for 4 hours, the speed of the bike is increas...
√(92×8 ×52+700) = ?