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[" Factorize each of the following algeb...

[" Factorize each of the following algebraic exERCISE "7.7],[" 1."x^(2)+12x-45," 2."40+3x-x^(2)],[" 4."a^(2)-14a-51," 2."40+3x-x^(2)],[" 7."x^(2)-11x-42," 8."x^(2)+2a-3]

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Factorize each of the following algebraic expressions: x^(2)+12x-45(2)40+3x-x^(2)a^(2)+3a-88(4)a^(2)-14a-51

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Factorize each of the following algebraic expressions: (1) x^2+14 x+45 (2) x^2-22 x+120 (3) x^2-11 x-42 (4) a^2+2a-3

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