Answer:
D
Step-by-step explanation:
The domain of a graph is its horizontal extent. It is all the values of x for which a function value is defined.
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This graph shows a relationship that is defined from x=0 to x=7. It is not restricted to integer values of x. The domain is ...
real numbers from 0 to 7.
Step-by-step explanation:
Answer:
graph the equation by transforming the "parent graph" accordingly. ... For example, for a positive number c , the graph of y=x2+c is same as graph y=x2 shifted c units up. Similarly, the graph y=ax2 stretches the graph vertically by a factor of a .
Step-by-step explanation:
To answer your question: Rewrite <span>81<span>x2</span></span> as <span><span>(<span>9x</span>)</span>2</span>.<span><span><span>(<span>9x</span>)</span>2</span><span>−49</span></span>Rewrite 49 as <span>72</span>.<span><span><span>(<span>9x</span>)</span>2</span><span>−<span>72</span></span></span> Both terms are perfect squares, factor using the difference of squares formula, <span><span><span>a2</span><span>−<span>b2</span></span></span>=<span><span>(<span>a+b</span>)</span><span>(<span>a<span>−b</span></span>)</span></span></span> where <span>a=<span>9x</span></span> and <span>b=7</span>.<span><span>(<span><span>9x</span>+7</span>)</span><span>(<span><span>9x</span><span>−7</span></span><span>)</span></span></span>
Answer:
450%
Step-by-step explanation: