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Human-produced CO₂ is beneficial to plants, thus it is not necessarily a pollutant. Instead of carbon monoxide, plants need oxygen to produce the carbohydrates that aid in their growth.
A certain number of books were distributed equally among a group of students in a class. Each student received a number of books equal to one-fifth of t...
The coefficients of ap and aq in the expression of (1 + a)p+q are
(i) Equal
(ii) Equal with opposite sign...
If 3x + 2y = 15 and y² – 6y + 9 = 0, then find (x, y)
If the sum of the coefficients of all even powers of x in the product (1 + x + x2 + … + x2n) (1 – x + x2 &...
The perimeter of a rectangular field is 34 metres and its area is 60 m2 . What is the length of the diagonal of this field?