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Questions in Grade College

📝 Answered - Find the least common multiple (LCM) of the polynomials [tex]$y-1$[/tex] and [tex]$1-y$[/tex].

📝 Answered - $3.5 y - 3.5 = 10.5$

📝 Answered - Ethan bought 3 pints of raspberries for $[tex]$5$[/tex] per pint and [tex]$x$[/tex] pints of blueberries for $[tex]$3$[/tex] per pint. The average cost of all the berries he bought was [tex]$\frac{15+3 x}{3+x}$[/tex] dollars per pint. If the equation [tex]$y=\frac{15+3 x}{3+x}$[/tex] is graphed in the [tex]$xy$[/tex]-plane, what quantity will be represented by the [tex]$y$[/tex]-intercept of the graph? A. The total cost, in dollars, of all the raspberries Ethan bought B. The average cost, in dollars per pint, of all the raspberries Ethan bought C. The total cost, in dollars, of all the blueberries Ethan bought D. The average cost, in dollars per pint, of all the blueberries Ethan bought

📝 Answered - Which quadratic function in standard form has the values [tex]$a=-3.5, b=2.7$[/tex], and [tex]$c=-8.2$[/tex]? A. [tex]$f(x)=-3.5 x^2-8.2 x+2.7$[/tex] B. [tex]$f(x)=2.7 x^2-8.2 x-3.5$[/tex] C. [tex]$f(x)=-3.5 x^2+2.7 x-8.2$[/tex] D. [tex]$f(x)=2.7 x^2-3.5 x-8.2$[/tex]

📝 Answered - Solve the following formula for $r$ $V=\frac{\pi r^2 h}{3}$ A. $r=\sqrt{\frac{h \pi}{3 V}}$ B. $r=\sqrt{\frac{6 V}{h \pi}}$ C. $r=\sqrt{\frac{3 V}{h^2 \pi}}$ D. $r=\sqrt{\frac{3 V}{h \pi}}$

📝 Answered - Writing a Quadratic Equation to Represent a Problem When the product of 6 and the square of a number is increased by 5 times the number, the result is 4. Which equation represents this situation? $6 x^2+5 x+4=0$ $6^2 x+5+x=4$ $6 x^2+5 x-4=0$ $6+x^2+5 x=4

📝 Answered - Which step can a person take to encourage elderly family members to eat healthy meals? A. Help them plan meals. B. Walk with them every day. C. Help them with yard work. D. Go to group fitness classes with them.

📝 Answered - A matched pairs experiment designed to study the response of people to a certain medication will be conducted using the following volunteers: | Subject | Gender | Age | Height | Weight | |---|---|---|---|---| | A | F | 51 | $5^{\prime} 5^{\prime \prime}$ | 165 | | B | F | 47 | $57^{\prime \prime}$ | 147 | | C | M | 50 | $6^{\prime} 0^{\prime \prime}$ | 194 | | D | F | 42 | $58^{\prime \prime}$ | 145 | | E | M | 51 | $6^{\prime} 1^{\prime \prime}$ | 225 | | F | M | 46 | $6^{\prime \prime \prime}$ | 188 | Which subjects should be blocked together to control for a response associated with a difference in age? A. A and D B. D and E C. B and F

📝 Answered - A parabola with a vertex at $(0,0)$ has a directrix that crosses the negative part of the $y$-axis. Which could be the equation of the parabola? A. $x^2=-4 y$ B. $x^2=4 y$ C. $y^2=4 x$ D. $y^2=-4 x$

📝 Answered - There is now increasing evidence about the harmful effects of chronic inflammation in general. It is implicated in a whole series of degenerative illnesses. What diet is recommended in helping to avoid this? A. The Mediterranean Diet B. A diet with high quantities of red and processed meat.