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Factorize by grouping: 4x^2 + 8x + 8x + 16.
Correct answer(s):
- (4x + 8)(x + 2)
Factorize completely: 49x^2 – 1.
Correct answer(s):
- (7x - 1)(7x + 1)
Factorize: x^2 + 14x + 33.
Correct answer(s):
- (x + 11)(x + 3)
Factorize by grouping: 2x^2 + 12x + 2x + 12.
Correct answer(s):
- (2x + 2)(x + 6)
Factorize completely: 25x^2 – 1.
Correct answer(s):
- (5x - 1)(5x + 1)
Factorize: x^2 + 16x + 48.
Correct answer(s):
- (x + 4)(x + 12)
Factorize by grouping: 2x^2 + 6x + 7x + 21.
Correct answer(s):
- (2x + 7)(x + 3)
Factorize completely: 4x^2 – 1.
Correct answer(s):
- (2x - 1)(2x + 1)
Factorize: x^2 + 15x + 44.
Correct answer(s):
- (x + 4)(x + 11)
Factorize by grouping: 2x^2 + 10x + 2x + 10.
Correct answer(s):
- (2x + 2)(x + 5)
Factorize completely: 64x^2 – 1.
Correct answer(s):
- (8x - 1)(8x + 1)
Factorize: x^2 + 10x + 25.
Correct answer(s):
- (x + 5)(x + 5)
Factorize by grouping: 6x^2 + 6x + 4x + 4.
Correct answer(s):
- (6x + 4)(x + 1)
Factorize completely: 4x^2 – 16. [Unique SSC algebra item 2]
Correct answer(s):
- (2x - 4)(2x + 4)
Factorize: x^2 + 9x + 20.
Correct answer(s):
- (x + 5)(x + 4)
Factorize by grouping: 3x^2 + 21x + 2x + 14.
Correct answer(s):
- (3x + 2)(x + 7)
Factorize completely: 4x^2 – 16.
Correct answer(s):
- (2x - 4)(2x + 4)
Factorize: x^2 + 12x + 35.
Correct answer(s):
- (x + 7)(x + 5)
Factorize by grouping: 5x^2 + 25x + 2x + 10.
Correct answer(s):
- (5x + 2)(x + 5)
Factorize completely: 64x^2 – 49.
Correct answer(s):
- (8x - 7)(8x + 7)