Mathematics, 22.10.2020 20:01 lovemusic4
Decide whether each of the following pairs of
expressions are equivalent for all values of x.
If they are equivalent, show how you can be sure. If
they are not, justify your reasoning completely.
Pair 1: (x + 2)2 and x² + 4
Pair 2: (x + 5)2 and x² + 10x + 25
*are these pairs equal?*
Answers: 2
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Asequence {an} is defined recursively, with a1 = 1, a2 = 2 and, for n > 2, an = an-1 an-2 . find the term a241. a) 0 b) 1 c) 2 d) 1 2
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Solve the system of equations using the substitution method. {y=−3x+7x=−2y−16 enter your answers in the boxes.
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Decide whether each of the following pairs of
expressions are equivalent for all values of x.
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