Describe and correct the error shown to the right that a student made when writing a recursive formula from an explicit formula.
Picture below shows the explicit formula and the incorrect recursive formula.
1 answer:
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Answer:
x = -1, y = 1
Step-by-step explanation:
Given that:
Isolate x for 4x + 11y = 7 which ⇒
Substitute into the equation: which is:
Drop Down to:
Isolate y for 7-8y = -1: y = 1
Thus,
Substitute y = 1
Hence,
Solution ⇒ x = -1 and y = 1
<u><em>~learn with lenvy~</em></u>