Question

SOMEONE PLZ HELP

Write the recursive rule of the sequence -9, -3, 3, 9,...  .
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-A line has an x-intercept of (4, 0) and a y-intercept of (0, 12). Find the slope of the line.
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-A horizontal line includes the points (0, -5 ) and ( 2, -5 ) Find the slope of the line.

Answer 1

The second is m= -4
the third is zero