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Factorization of the expression y^2 + y-6 is?
- (y+2)(y-3)
- (y+3)(y-2)
- (y+3)(x-4)
- None
Explanation
To factorize the expression y^2 + y – 6, we need to find two numbers whose product is -6 and whose sum is 1 (the coefficient of the middle term).
These numbers are 3 and -2, so we can write:
y^2 + y – 6 = (y + 3)(y – 2)
The civil war (1992-2002) is also known as the black decade.
A) Tajikistan
(B) Algerian
(C) Sudanese
(D) None of these
The correct answer is (B) Algerian
The Algerian civil war (1992-2002) is also known as the Black Decade.
It was a period of intense violence.
It was conflict between the government and Islamist insurgents (11 January 1992 to 8 February 2002)