Question Answer : Algebra-ENGLISH

Q.1	If a,b, c are real numbers and $a + b + c = 0$ then what is the value of $a^{3} + b^{3} + c^{3}$ ? A. 1 B. $a b^{2} + b c^{2} + c a^{2}$ C. 0 D. 3abc Answer : Option D Discussion Answer : Option D Error Report!! View Answer Discuss on Question Error In Question
Q.2	If $a^{4} + \frac{1}{a^{4}} = 119$ then what is the value of $a^{3} + \frac{1}{a^{3}}$ ? A. 27 B. 36 C. 45 D. 54 Answer : Option B Discussion Answer : Option B Error Report!! View Answer Discuss on Question Error In Question
Q.3	If $x = 2^{- \frac{1}{3}}$ then the value of $2 x^{3} - 6 x$ is A. 5 B. 6 C. 8 D. 10 Answer : Option A Discussion Answer : Option A Error Report!! View Answer Discuss on Question Error In Question
Q.4	If $x = 3^{\frac{1}{3}} + 3^{- \frac{1}{3}}$ then the value of $3 x^{3} - 9 x$ is? A. -10 B. -1 C. 1 D. 0 Answer : Option D Discussion Answer : Option D Error Report!! View Answer Discuss on Question Error In Question
Q.5	If $a^{2} = b y + c z$ , $b^{2} = c z + a x$ and $c^{2} = a x + b y$ then the value of $\frac{x}{a + x} + \frac{y}{b + y} + \frac{z}{c + z}$ ? A. $a + b + c$ B. $\frac{1}{a} + \frac{1}{b} + \frac{1}{c}$ C. 1 D. 0 Answer : Option C Discussion Answer : Option C Error Report!! View Answer Discuss on Question Error In Question
Q.6	If $x - \frac{1}{x} = \frac{1}{2}$ then what is the value of $4 x^{2} + \frac{4}{x^{2}} ?$ A. 7 B. -7 C. 9 D. -9 Answer : Option C Discussion Answer : Option C Error Report!! View Answer Discuss on Question Error In Question
Q.7	If undefined then the value of undefined ? A. 196 B. 194 C. 192 D. 190 Answer : Option B Discussion Answer : Option B Error Report!! View Answer Discuss on Question Error In Question
Q.8	If $x + \frac{1}{x} = 1$ then what is the value of $x^{12} + x^{9} + x^{6} + x^{3} + 1 = ?$ A. -1 B. -2 C. 1 D. 2 Answer : Option C Discussion Answer : Option C Error Report!! View Answer Discuss on Question Error In Question
Q.9	If $x^{47} + \frac{1}{x^{47}} = 2$ then $x^{48} - \frac{1}{x^{48}}$ ? A. 1 B. 0 C. 2 D. None of these Answer : Option B Discussion Answer : Option B Error Report!! View Answer Discuss on Question Error In Question
Q.10	If $x^{13} + \frac{1}{x^{13}} = 2$ then the value of $x^{7} + \frac{1}{x^{7}}$ is? A. 2 B. 3 C. 4 D. None of these Answer : Option A Discussion Answer : Option A Error Report!! View Answer Discuss on Question Error In Question
Q.11	If $2 a - \frac{3}{a} = - 1$ then $a^{3} + 4 a^{2} - 6 a + 1$ =? A. 3 B. 4 C. 0 D. -3 Answer : Option C Discussion Answer : Option C Error Report!! View Answer Discuss on Question Error In Question
Q.12	If $2 x - \frac{3}{x} = 5$ then the value of $4 x^{2} - \frac{9}{x^{2}}$ is? A. 25 B. 30 C. 35 D. 49 Answer : Option C Discussion Answer : Option C Error Report!! View Answer Discuss on Question Error In Question
Q.13	If $x + \frac{2}{x} = 3$ then the value of $x^{3} - x^{2} - 4 x + 4$ is? A. 2 B. 3 C. 4 D. 0 Answer : Option D Discussion Answer : Option D Error Report!! View Answer Discuss on Question Error In Question
Q.14	If $3^{(x - y)} = 27$ and $3^{(x + y)} = 243$ then the value of x is? A. 0 B. 2 C. 4 D. 6 Answer : Option C Discussion Answer : Option C Error Report!! View Answer Discuss on Question Error In Question
Q.15	$\frac{x + y + z}{x^{- 1} y^{- 1} + y^{- 1} z^{- 1} + z^{- 1} x^{- 1}} = ?$ A. $\frac{1}{x y z}$ B. $\frac{z}{x y} + \frac{x}{y z} + \frac{y}{x z}$ C. $\frac{1}{x y} + \frac{1}{y z} + \frac{1}{x z}$ D. $x y z$ Answer : Option D Discussion Answer : Option D Error Report!! View Answer Discuss on Question Error In Question
Q.16	If a+b+c = 0 then find the value of $\frac{a^{2} + b^{2} + c^{2}}{c^{2} - a b}$ ? A. 0 B. 1 C. 2 D. -2 Answer : Option C Discussion Answer : Option C Error Report!! View Answer Discuss on Question Error In Question
Q.17	If $(x + \frac{1}{x}) = 3$ then the value of $(x^{3} + \frac{1}{x^{3}})$ is? A. 20 B. 18 C. 16 D. 24 Answer : Option B Discussion Answer : Option B Error Report!! View Answer Discuss on Question Error In Question
Q.18	If x = 12 and y = 4 then the value of ${(x + y)}^{x/ y}$ is? A. 4096 B. 3066 C. 3616 D. 4226 Answer : Option A Discussion Answer : Option A Error Report!! View Answer Discuss on Question Error In Question
Q.19	If $2^{a} + 3^{b} = 17$ and $2^{a + 2} - 3^{b + 1} = 5$ then what is the value of a and b respectively? A. 4,3 B. 3,2 C. 2,3 D. 1,0 Answer : Option B Discussion Answer : Option B Error Report!! View Answer Discuss on Question Error In Question
Q.20	If $\frac{a}{2 b} = \frac{3}{2}$ then $\frac{2 a + b}{a - 2 b}$ equals to ? A. $\frac{1}{7}$ B. 7 C. 14 D. 21 Answer : Option B Discussion Answer : Option B Error Report!! View Answer Discuss on Question Error In Question

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