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Question 9 (6 points) Simplify and state the restrictions: X? – 6x +5 2x2 -11x +...
4. Simplify and state the restrictions. 2x+8 4x+16 a) 3x 6x2–5x+1 b) x2-4 Х x2-x-2 x2-3x 2x2 4 1 c) x2+3x+2 + 1 x2+4x+3 11x d)- x2+3x-28 X-4
please answer ALL questions. thank you 1. Simplify: (5x + 3) - (4x + 1)(6 - x) (4 marks) Perform the indicated operation and simplify: -6V80 + 275- 8245 - 14 V108 2. (2√5 - 4√6) (3√3 + 8 √2) (8 marks) 3. Simplify, and state the restrictions on the variable x² - x-6x² - 2x+1 x2 - 4 x-1 8 9x +15x 3x + 5 (12 marks) Determine if the following expressions are equivalent. Justify your answer. 6x +...
Given =2x2-9x+2, =1-6x and =x2-4, find each function. Indicate any restrictions in the domain.
8. Factor & Simplify x-2 x2-6x+9 2x-6
Solve the following quadratic equations: 1) 2x2+ 6x+ 1 = 0 2) 4x2+ 12x+ 2 = 0 3) 9x2−4x+ 12 = 0 4) (x−1)(x+ 3 +3(x−1))=(4−x)(x−1)(x−1) Hint:Factor and simplify using (x−1).
1. Add, subtract, or multiply as indicated. Simplify completely. (4 pts) (x - 4) - (x2 – 3x + 4) a. b. (4 pts) (x + 5)(x2 + 2x) C. (4 pts) (x - 2)2 2. Solve each equation using any method. (4 pts) 2x2 + 4x - 30 = 0 a. b. (4 pts) (x - 3)2 = 16 C. (4 pts) x² - 4x = 6 d. (4 pts) x2 = 81 e. (4 pts) 72x = 8x2...
8 and 9 plz Multiply or divide. Simplify. (4 points each) 5x x+x-6 3x 5x+5 6) 0 Add or subtract. Simplify. (3 points) -? 9 120S 21-7 2-7 x-1 x-1
5x2+4x 6x+3 13. Add or subtract and simplify x-1
9 2. On the set of axes below, graph f(x) = -x - 6x. State the coordinates of the vertex of the function 5 2 7 8 9 10 -10-9-8-7-6-5-4-3.2.191 1 2 3 4 5 1 - 2 -3 -5 -6 -7 -8 19 -10V
I need help with number 8. In Problems 5-8, find the derivative but do not simplify your answer. 5. y = (2x - 5x4 + 2x2 - 1)(4x + 3x7 - 5x2 + 3x) 6. y = (9x - 7x7 - 6x)(3x - 4x4 + 3x – 8) y = (x - 2Vx + 1)(x - 5x - 7) y = (x2 + x + 1)(x - 2Vx + 5)