6.4 rational

    Master this deck with 11 terms through effective study methods.

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    Created by @tykes

    What must be done before attempting questions on rational equations?

    A video on the topic should be watched.

    What are non-permissible values in rational equations?

    Values that make the denominator zero.

    How do you solve a rational equation?

    Clear denominators and isolate the variable.

    What happens if you ignore non-permissible values?

    You may arrive at invalid solutions.

    How long does it take for two hoses to fill a pool together?

    They fill it in 2 hours.

    What is the effect of hose A's filling time on hose B?

    Hose A takes 3 hours, affecting B's time.

    What is Ted's average speed while driving west?

    10 km/h less than his speed east.

    How does the current affect canoe paddling speed?

    It alters the effective speed in still water.

    What is the reading rate for the first half of a book?

    It must be adjusted to finish on time.

    What defines the harmonic mean of two numbers?

    It is the average of their reciprocals.

    How do you find two numbers with a harmonic mean of 6?

    Set up an equation based on their difference.