IdeasCuriosas - Every Question Deserves an Answer Logo

Questions in Grade College

[Answered] Find the value of the expression: [tex]\frac{1}{21} x^2 y^2 \text { for } x=-\frac{1}{3}, y=4 \frac{1}{2}[/tex]

[Answered] Factorise the equation [tex]$3 y(2 y+a)(5-y)=6$[/tex]

[Answered] Which equation is quadratic in form? $3 x^5+8 x^3+6=0$ $6 x^4+7 x^2-3=0$ $5 x^6+x^4+12=0$ $x^9+x^3-10=0$

[Answered] What is the Operational Safety Zone? A. The area behind a Jet Engine B. The area where the Jetbridge must park C. The area which must remain clear for aircraft taxi, tow, or pushback during the aircraft arrival/departure process D. The area where all unused equipment should be parked

[Answered] Which sample has a higher standard deviation? Sample A: 82, 85, 87, 88, 91, 93 Sample B: 68, 73, 74, 77, 81, 81 Select the correct answer below and fill in the answer box to complete your choice. A. Sample A has the higher standard deviation of [ ]. B. Sample B has the higher standard deviation of [ ].

[Answered] Find the rate of change represented by the data in the table below. \begin{tabular}{l|lllll} $x$ & -8 & -4 & 0 & 4 & 8 \\ \hline $y$ & -5 & -2 & 1 & 4 & 7 \end{tabular} Is the rate of change positive or negative? a) positive b) negative Rate of Change: $\frac{\text { change in } y}{\text { change in } x}$

[Answered] Use the substitution method to solve the system of equations. Choose the correct ordered pair. [tex]$\begin{array}{l} 2 x+2 y=16 \\ y=x-4 \end{array}$[/tex] A. (2,-2) B. (6,-2) C. (2,2) D. (6,2)

[Answered] What is one way a human trafficker ensures a low likelihood of victims having multiple encounters with the same law enforcement or protective services agency? (10.6.4) Select one: A. Identification/name changes every few months B. Keeping the local law enforcement paid off C. Frequent movement from location to location D. Convincing the victims that they are not actually being trafficked

[Answered] Given $y=(2 x+3)^2$, choose the standard form of the given quadratic equation. A. $0=4 x^2+10 x+6$ B. $0=25 x^2$ C. $0=4 x^2+9$ D. $0=4 x^2+12 x+9$

[Answered] $\int \tan ^2 x dx=$ A. $\sec ^2 x+c$ B. $2 \tan x+c$ C. $\tan x-x+c$ D. $2 \tan x-x+c$