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4x2 + 28x + 49 = 4x2 + 14x + 14x + 49 = 2x(2x + 7) + 7(2x + 7) = (2x + 7)(2x + 7) or (2x + 7)2
No, it has factors... 4x2 + 8x -21 = (2x+7)(2x-3)
-5
49 Check when:- 4x2-28x+49 = 0 (2x-7)(2x-7) = 0 x = 7/2 and also x = 7/2
kjkjj
4x2 + 28x + 49 = 4x2 + 14x + 14x + 49 = 2x(2x + 7) + 7(2x + 7) = (2x + 7)(2x + 7) or (2x + 7)2
No, it has factors... 4x2 + 8x -21 = (2x+7)(2x-3)
7+3+(4x2)
10
-5
49 Check when:- 4x2-28x+49 = 0 (2x-7)(2x-7) = 0 x = 7/2 and also x = 7/2
Given 3x3 + 4x2 +x + 7 is divided by x2 + 1, find the results:
NUMBERS! no 3 is prime, 7 also prime and 8 is 4x2
4x(x - 7)
kjkjj
4x2+28x+49 = (2x+7)(2x+7) when factored
(2x-7)(2x-7) = area 4x2-28x+49 = area