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chapter threeeee
Question | Answer |
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y=mx+b | slope-intercept form of a line. Or a linear function |
the graph of y=mx+b | m is the slope and b is the y-intercept of a line. |
horizontal and vertical lines | Horizontal lies have a slope of 0 and vertical lines have an undefined slope. |
linear combination: juna has p 20 cent stamps for cards and l 32 cent stamps for letters. Find the total value of her stamps. | 20p + 32l |
ax=by=c | standard form of an equation with the graph being a line. |
point slope theorem | If a line contains (x1,y1) and has slope m, then its equation is y-y1=m(x-x1) |
recursive formula for arithmetic sequence | a1 an=an-1+d with first term a1 and a constant difference d. |