# [Template] [Template] WW#1NARRA(Cataylo).docx - E Rodriguez...

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E. Rodriguez Jr. High School Mathematics Department Written Works #1 Module 1: Lessons 1 – 4 A. Write QE if it is a Quadratic Equation or NOT if it is not Quadratic Equation. 1. ( 2 x 5 ) + 2 = 0 ________6. x ( x + 3 ) 2 = 7 _______2. 3 x 2 10 = 4 x ________7. 3 x 2 + 1 x = x 2 _______3. ( x 5 ) 2 = 2 ________8. 4 = 2 ( x + 1 ) 2 _______4. 2 ( x + 3 ) 2 = 0 ________9. x 2 + 3 5 = 0 _______5. ( x 1 ) 2 + 6 = 0 ________10. 5 ( 3 x + 2 ) = 4 B. Complete the table below. Quadratic Equation Standard Form a b C 2 x 2 6 = 3 x 7 ( 2 x 2 1 ) = 5 x ( x 1 ) ( x + 8 ) = 8 x 1 5 = ( 4 x + 1 ) 2 + 6 ( 3 x + 1 ) 2 = 4 ( x 1 ) 2 C. Extract the roots in each quadratic equation. 1. q 2 256 = 0 2. 4 m 2 100 = 0 3. 2 v 2 14 = 18
4. ( x 5 ) 2 = 4 5. 2 ( x + 5 ) 2 32 = 0 6. 7 ( x 3 ) 2 52 = 11 D. Complete the table below. Quadratic Equations Factored Form x 1 x 2 14 x 2 + 3 x 2 = 0 x 2 2 x + 1 = 0 4 x 2 + 25 = 20 a 12 x 2 4 x 5 = 0 17 x = 4 x 2 15 E. Solve and analyze the given problems 1. The area of a rectangle is 168 sq. cm. Its length is 5 more than twice its width. What is the perimeter of the rectangle?