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1. Solve the equation by Factoring: a. 3x2 + x = 0 b. x2 + 3x − 10 = 0 c. 2x2 − 3x = 20 d. x2 + 5x + 6 = 20 e. x2 + 10x + 9 = 33 f. 2x2 + 5x = 0 g. x2 − 4x − 5 = 0 h. x2 + 6x = −9 i. x2 − 8x + 12 = 0 j. x2 + 6x + 8 = 35 k. (x + 1)(x − 2) = 70 l. 2x2 + 5x − 7 = 0 m. 4x2 + 5x − 6 = 0 n. x2 − 4x − 5 = 0 o. x2 + 6x = −9 p. (x + 1)(x − 2) = 70 q. 4x2 + 5x − 6 = 0 r. 4x2 − 5x + 1 = 0 s. x2 = 100 t. 4x2 − 5x + 1 = 0 u. x2 + 3x − 4 = 0 v. x2 + 4x + 4 = 0