B. Solve each of the following quadratic equations. 2. x²-3x-28 0 4x² = 3x + 2 2x²7x150 x²-x-30 = 0 4. 6. 8.

Which expression represents the proper use of the quadratic formula to solve the equation x2 = 6x + 4? 6+ V36 – 16 2 6+ v36 + 16 2 - 6+ V36 + 16 2 - 6+ V36 – 16

Use the best method to solve the quadratic equation 2x2+8x=3. A.x=0.26, x=4.0 B.x=0.35, x=-4.35 C. x=0.34, x=-2.0 D. x=1.25, x=-5.25

Solve the quadratic equation by completing the square. 2x2 +3x - 9= 0 Choose the appropriate process for rearranging the equation, if needed, before completing the square to obtain an equation of the form (x + k)2 = d. (Type an integer or an improper fraction.) O A. 2x? +3x - 9 = 0 > 2x? + 3x = 9 > 2x?+ 3x + = 9 3 O B. 2x? +3x - 9 = 0 = x? +x = x +x+ 3 9 う× OC. 2x? + 3x - 9 = 0 = 2x2 + 3x = 9 = 2x2 + 3x +O=9 + 3 O D. 2x2 + 3x - 9 = 0 = x? + 3

-10 11 2. Use the quadratic formula to solve the equation 10x2-22x-17=12x+7. Verify the solutions by factoring. Show all work.

Date: 1. The length of a photograph is 3 cm less than twice the width. If the area is 104 cm2, find the dimensions of the Quadratic Equation | Applications photograph. 2. Find two positive consecutive integers such that the square of the first number minus the twice second number is 9 more than the sum of the integers. Inen Thin ab 2

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Solve the equation by completing the square. X-7x+6=0 Choose the appropriate process for rearranging the equation, if needed, before completing the square to obtain an equation of the form (x + k)² = d. (Type an integer or a simplified fraction.) OA. x²-7x+6=0⇒x²-7x= -6 ⇒x² - 7x + = - = -6 OB. x²-7x+6=0⇒x² - 7x= x = -6 ⇒ = x²-x + = 6 7 12 OC. x² - 7x+6=0⇒x² - 7x = -6x²-x+=+ O D. x² - 7x+6=0⇒x² - 7x = -6 ⇒x² - 7x + = -6+ ▸

What is the solution for the quadratic equation 6x + 9x – 15 = 0? A x = 1 or 3 B x = -2.5 or 5 C x = 1 or -2.5 D x = 2.5 or -1