Mathematics
Grade10
Easy

Question

Find the product.  (2x - 8)2

 

  1. 4x2 + 64
  2. 4x2 - 32x + 64
  3. 4x2 + 32x - 64
  4. 4x2 – 64

The correct answer is: 4x2 - 32x + 64


    Using the pattern (a + b)2 = a2 + 2ab + b2
    (2x + (-8))2 = 4x2 + 2cross times2xcross times(-8) + 64 = 4x2 – 32x + 64

    Related Questions to study

    card img

    With Turito Academy.

    card img

    With Turito Foundation.

    card img

    Get an Expert Advice From Turito.

    Turito Academy

    card img

    With Turito Academy.

    Test Prep

    card img

    With Turito Foundation.