Which expression is the factorization of x2 + 10x + 21?
(x + 3)(x + 7)
(x + 4)(x+6)
o (x+6)(x + 15)
o (x + 7)(x + 14)
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Taylor graphs the system below on her graphing calculator and decides that f(x)=g(x) at x=0, x=1, and x=3. provide taylor with some feedback that explains which part of her answer is incorrect and why it is incorrect. f(x)= 2x+1 g(x)= 2x^2+1