Determine the domain and the range of the function.f(x) = x2 + 4x + 3
A. domain: all real numbers
range: {y|y ? 1}
B. domain: range: {x|x ? 2}
range: {y|y ? -1}
C. domain: all real numbers
range: {y|y ? -1}
D. domain: range: {x|x ? 2}
range: {y|y ? 1}
Answer: C
Mathematics
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Factor the difference of squares.9rs2 - 100rt4
A. r(3s + 10t2)(3s - 10t2) B. r(3s + 10t2)2 C. (9rs + rt2)(s - 100t2) D. (3rs - 10rt2)2
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Graph the rational function. Show clearly all x- and y-intercepts and asymptotes.  figure 1.png)
What will be an ideal response?
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Provide an appropriate response.A student tries to solve 
= 
+ 9 by squaring both sides and gets 
Why is this not correct?
What will be an ideal response?
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