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Questions in Grade College

[Homework Help] In which function is [tex]x=2[/tex] mapped to 32? [tex]f(x)=-3 x^2-4[/tex] [tex]g(x)=4(x+3)^2-68[/tex] [tex]h(x)=3 x[/tex] [tex]j(x)=2 x-62[/tex]

[Homework Help] Desmond earned $11 per hour. What expression would represent his total earnings after working a number of hours?

[Homework Help] Select the correct answer. Let [tex]$f(x)$[/tex] and [tex]$g(x)$[/tex] be polynomials as shown below. [tex] \begin{array}{l} f(z)=a_0+a_1 z+a_2 z^2 \ldots+a_0 z^* g(z)=b_0+b_1 z+b_2 z^2 \ldots+b_m z^* \end{array} [/tex] Which of the following is true about [tex]$f(x)$[/tex] and [tex]$g(x)$[/tex]? A. [tex]$f(x)$[/tex] and [tex]$g(x)$[/tex] are not closed under addition because when added, the result will be a polynomial. B. [tex]$f(x)$[/tex] and [tex]$g(x)$[/tex] are closed under addition because when added, the result will not be a polynomial.

[Homework Help] Which of the following is a function? [tex]4 y^2=-7 x^2+x-63[/tex] [tex]5 x^2+5 y^2=125[/tex] [tex]15 y^2=9 x+27[/tex] [tex]-3 x^2=4 y-12[/tex]

[Homework Help] According to the chart, what are your total weekly expenses? \begin{tabular}{|l|ll|} \hline \multicolumn{1}{|c|}{ Expense Type } & \multicolumn{1}{c|}{ Cost } \\ \hline Rent (monthly) & $ \$1200$ & \\ \hline Groceries (bi-weekly) & $ \$110$ & \\ \hline Transportation (weekly) & $ \$45$ & \\ \hline \end{tabular} A. $455 B. $1355 C. $400 D. $485

[Homework Help] Research has indicated that when it comes to comparing intelligence between boys and girls, A. boys tend to score higher in intelligence tests B. there are more similarities than differences C. girls tend to score higher in intelligence tests D. there are more differences than similarities

[Homework Help] Find the domain of [tex]y=\frac{x-2}{3-\sqrt{x^2-16}}[/tex]. Give your answer in interval notation.

[Homework Help] What was the subject of the most debate between large and small states at the Constitutional Convention? A. taxes B. delegation C. representation D. slavery

[Homework Help] Graph the data. Make sure you follow the TAILS rules of graphing: T - title (not vs.) A - axes I - interval L - labels funits S - scate A type of feed claims to boost the growth rate of cows. The feed is tested on two twin newborn cows. Bessie receives the experimental feed, and Bertha receives regular corn feed. Their weights are recorded below. | Month | April | | May | June | July | Aug | |--------|-------|---|-------|-------|-------|-------| | Bessie | 150 kg| | 210 kg| 260 kg| 320 kg| 400 kg| | Bertha | 150 kg| | 250 kg| 290 kg| 340 kg| 400 kg|

[Homework Help] Craig and his friends buy a jumbo bag of Millicent's Mini Donuts at the fair. They sit at a picnic table to share them. Craig evenly distributes the donuts onto 4 napkins, one for each person in the group. Each napkin has 14 donuts. Which equation can you use to find the number of donuts [tex]$d$[/tex] in the bag? [tex]4 d=14[/tex] [tex]\frac{d}{4}=14[/tex] [tex]d+4=14[/tex] [tex]d-4=14[/tex] Solve this equation for [tex]$d$[/tex] to find the number of donuts in the bag.