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Questions in Grade College

[Jawaban] The expression $\left[\left(2^3 \cdot 2^{-5}\right)^3:\left(2^{-4} \cdot 2^2\right)^2\right]^2 \cdot 2^4$ has a value: A) $1$ B) $2$ C) $1 \text { / } 8$ D) $4$ E) $1 / 2$

[Jawaban] [tex]\frac{4 n-3}{6 n+1}=\frac{2 n-1}{3 n+4}[/tex]

[Jawaban] What is the sector area created by the hands of a clock with a radius of 9 inches when the time is $4:00$? A. $6.75 \pi in ^2$ B. $20.25 \pi in ^2$ C. $27 \pi in ^2$ D. $81 \pi in ^2$

[Jawaban] Write short notes on any four of the following: (a) Castigliano's theorem (b) Maxwell Bettie's reciprocal theorem (c) Failure theories (d) Stability of dams (e) Yield design (f) Stress and strain tensor

[Jawaban] How important is it to clean re-usable containers in crop production? What do you think would be the consequences if the farmer fails to clean the farm equipment and tools?

[Jawaban] What should be in place for all excavations 5 feet or deeper unless they are made in stable rock? Select the best answer that applies. A. A protective system B. A guardrail system C. An authorized attendant D. A scaffold attendant

[Jawaban] In each family of functions, the parent function is the most ______ function in the family. A. complicated B. complex C. basic D. linear

[Jawaban] Select all that apply. Chemistry is the study of: A. the forces that act on objects B. the reactions between substances C. matter D. the movement of objects

[Jawaban] Select the correct answer. How does adding oxygen [tex]$\left( O _2\right)$[/tex] to this reaction change the equilibrium? [tex]$2 SO_2(g)+O_2(g) \rightleftharpoons 2 SO_3(g)$[/tex] A. The equilibrium shifts right to produce more [tex]$SO _3$[/tex] molecules. B. The equilibrium shifts left to produce more [tex]$O _2$[/tex] molecules. C. The equilibrium shifts right because of decreased collisions between [tex]$SO _2$[/tex] and [tex]$O _2$[/tex] molecules. D. The equilibrium shifts left with an increase in [tex]$SO _2$[/tex] and [tex]$O _2$[/tex] molecules. E. The equilibrium shifts left because of increased collisions between [tex]$SO _2$[/tex] and [tex]$O _2$[/tex] molecules.

[Jawaban] Solve the simultaneous equations: $\begin{array}{l} 10 x+y=29 \ 7 x+y=20 \end{array}$