Across
- 3. proportional if r is __ to h, hen r1/h1 = r2/h2
- 5. we can __ quadratic expressions of similar forms using algebra discs
Down
- 1. the algebraic experession 4x-6 is an example of a ______ experssion
- 2. to expand uadratic expression of a a(b+c) using discss and ___ frame
- 4. if y __ proporinal to x, then y2/y1 = x1/x2