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Questions in Grade High-school

[Answered] Find the domain and range of the function $\frac{-2 x(x+3)^2(x+2)}{3 x(x+2)(x+3)^2}$. A. $D:(-\infty,-3) \cup(-3,-2) \cup(-2,0) \cup(0, \infty) R:(-\infty, 0) \cup(0, \infty)$ B. $D:(-\infty,-3) \cup(-3,-2) \cup(-2, \infty) R:(-\infty, 0) \cup(0, \infty)$ C. $D:(-\infty,-3) \cup(-3,-2) \cup(-2, \infty) R:(-\infty, 2 / 3) \cup(2 / 3, \infty)$ D. $D:(-\infty,-3) \cup(-3,-2) \cup(-2,0) \cup(0, \infty) R:(-\infty,-2 / 3) \cup(-2 / 3, \infty)$

[Answered] Which graph shows the solution to the system of linear inequalities? [tex]\begin{array}{l} 2 x-3 y \leq 12 \\ y\ \textless \ -3 \end{array}[/tex]

[Answered] Select the correct answer. Which equation represents a circle with center $T(5,-1)$ and a radius of 16 units? A. $(x-5)^2+(y+1)^2=16$ B. $(x-5)^2+(y+1)^2=256$ C. $(x+5)^2+(y-1)^2=16$ D. $(x+5)^2+(y-1)^2=256

[Answered] Brianna solved a two-step equation, but she made a mistake along the way. [tex]\begin{array}{l} 0.1 x+3=1.7 \\ (-3)+0.1 x+3=1.7+(-3) \\ 0.1 x=-1.3 \quad \text { Line } 1 \\ (-0.1)+0.1 x=-1.3+(-0.1) \\ x=-1.4 \quad \text { Line } 2 \\ \text { Line } 4 \end{array}[/tex] What mistake did Brianna make? A. On Line 1, Brianna should have subtracted 3 instead of adding -3. B. On Line 1, Brianna violated the addition property of equality. C. On Line 3, Brianna should have divided by 0.1 instead of subtracting 0.1. D. On Line 3, Brianna violated the addition property of equality.

[Answered] Give any example of preparation of bis-arene by Fischer aluminium reduction method?

[Answered] 1. Who is the main character in a story, usually playing the most important role? A. Secondary character B. Major character C. Third character D. Minor character 2. What is the usual role of minor characters in a story? A. They create the main conflict B. They help or oppose the main character C. They end the story D. They make the most important decisions in the story 3. In a story, who usually faces the problem or conflict that needs to be solved? A. Minor character B. Major character C. Narrator D. Character with no role

[Answered] (a) Water (i) Source of energy (b) Carbohydrate (ii) Essential for bones (c) Vitamin K (iii) Body growth (d) Calcium (iv) Keeps the body cool (e) Protein (v) Clotting of blood

[Answered] Today's Americans consume more _________blank than in 1970. Multiple Choice: (A) chicken eggs (B) red meat (C) added sugars (D) fluid milk

[Answered] The return type of malloc() function is _______. Select the correct option: (A) int pointer (B) float pointer (C) NULL pointer (D) void pointer

[Answered] Fill in the blanks: 1. One tin contains 15 kg of oil. 12 tins contain ______ kg of oil. 2. 8460 ÷ 12 = ______ 3. There are 720 marbles in 12 bags. Each bag has ______ marbles. 4. 306 minutes = ______ hours ______ minutes. 5. Write true or false: 5000 + 300 + 100 + 27 = 5337 6. Fill with the proper fraction: 9/7, 5/7, 10/7, = ______ 7. 990001 ______ 85672. (Fill with =, ≠, <, >) 8. How many thirteens are in 221? 9. In 753210, the digit 7 stands for ______. 10. 354 candles are to be arranged equally in 10 rows. How many candles will be left?