Questions in Grade College

Questions in Grade College

[Jawaban] An object is placed 10 cm from a concave mirror with a focal length of 9 cm. Find the distance of the image from the mirror and the magnification of the object.

[Jawaban] A carpenter is making a wooden window frame that has a width of 1 inch. How much wood does the carpenter need to build the frame? A. $5.5 \pi+106$ square inches B. $5.5 \pi+116$ square inches C. $5.5 \pi+153$ square inches D. $5.5 \pi+162$ square inches

[Jawaban] A system of equations has 1 solution. If [tex]4 x-y=5[/tex] is one of the equations, which could be the other equation? [tex]y=-4 x+5[/tex] [tex]y=4 x-5[/tex] [tex]2 y=8 x-10[/tex] [tex]-2 y=-8 x-10[/tex]

[Jawaban] A direct variation function contains the points $(2,14)$ and $(4,28)$. Which equation represents the function? A. $y=\frac{x}{14}$ B. $y=\frac{x}{7}$ C. $y=7x$ D. $y=14x$

[Jawaban] Which product of prime polynomials is equivalent to $3 x^4-81 x$? A. $3 x(x-3)(x^2-3 x-9)$ B. $3 x(x-3)(x^2+3 x+9)$ C. $3 x(x-3)(x-3)(x+3)$ D. $3 x(x-3)(x+3)(x+3)$

[Jawaban] This is organic chemistry 2 please i need the answer asap iam stuck on it

[Jawaban] Solve for t. [tex]e^{-0.65 t}=0.61[/tex]

[Jawaban] The domain of the piecewise function is $(-\infty, \infty)$. a. Graph the function. b. Use your graph to determine the function's range. [tex]f(x)=\left\{\begin{array}{ccc} \frac{1}{2} x^2 & \text { if } & x\ \textless \ 2 \\ 4 x-5 & \text { if } & x \geq 2 \end{array}\right.[/tex]

[Jawaban] Find the amount of each payment to be made into a sinking fund so that enough will be present to accumulate the following amount. Payments are made at the end of each period: $5,700; money earns 3.6% compounded monthly for 5 1/4 years. Set up the formula to find the amount of each payment. Select the correct choice and fill in the answer boxes to complete your choice. (Type integers or decimals. Simplify your answers.) A. PMT = (1+ ) B. PMT = [(1+)^-1] C.

[Jawaban] Which statement expresses a viewpoint? A. At the top of the lighthouse is a small museum. B. Every child should visit an art history museum. C. A new Japanese paper exhibit has opened at the museum. D. The Metropolitan Museum of Art is New York's largest museum.