Transforming Formulas
Add/ Subtr. Polynomials
Mystery
100
A = s^2 + 2rs; find r
r = (A- s^2)/2s
100
a^2 + 3ab - 4ab + 3a^2
4a^2 - ab
200
p = 2(l + w); find w
w = (p-2l)/ 2
200
(3x^2 - 2x + 1) + ( x^2 - 2x + 3)
4x^2 - 4x + 4
300
v^2 = u^2 + 2as; find s
s = (v^2 - u^2) / 2 a where a cannot = 0
300
(2n + 9) + (5n - 4) = 6n + 9
n = 4
300
4n^3((1/2)n)^4
(1/4)n^7
400
by - ax = 0; find x
x = by / a where a cannot = 0
400
The dimentions of a picture are 4 X 6 inches. The frame it sits in borders the picture, 2 inches in width. Find thearea of the border.
(6)(8) - (4)(6) = 48 - 24 = 24 inches^2
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