Topics

Solve \( \Large \left[ 5^{3} \times 8^{2} \times \left(x^{-9}\right)^{1/3} \right]^{-1/3} \) is


A) 20x

B) \( \Large \frac{x}{20} \)

C) \( \Large \frac{20}{x} \)

D) 40x

Correct Answer:
B) \( \Large \frac{x}{20} \)


Part of solved Rational expression questions and answers : >> Elementary Mathematics >> Rational expression




Comments
No comments available




Similar Questions
1). If \( \Large \left( a^{n^{2}} \right) = \left( a^{2^{n}} \right)^{2} \), then
A). \( \Large n^{2} = 2n \)
B). \( \Large n^{n} = 2^{n-1} \)
C). \( \Large n^{2n} = 2^{n + 1} \)
D). \( \Large n^{2} = 2^{n + 1} \)
-- View Answer
2). If a four-digit number of the form aabb is a perfect square, then the number is
A). 7744
B). 7755
C). 7766
D). 7799
-- View Answer
3). Which of the following is largest number?
A). \( \Large 3^{2^{2^{2}}} \)
B). \( \Large \{\left(3^{2^{2}}\right) \}^{2} \)
C). \( \Large 3^{2.22} \)
D). 3222
-- View Answer
4). If \( \Large f \left(x\right)=ax+b,\ f \left(1\right)=-2,\ and\ f \left(2\right)=6,\ then\ f \left(3\right)\) is equal to:
A). -24
B). -12
C). 12
D). 14
-- View Answer
5). The value of x in the equation \( \Large 2^{x-6}=256 \) is
A). 14
B). 15
C). 13
D). 2
-- View Answer


6). If \( \Large 16^{x+1}=\frac{64}{4^{x}} \), then value of x is
A). 2
B). \( \Large \frac{1}{2} \)
C). \( \Large \frac{2}{3} \)
D). \( \Large \frac{1}{3} \)
-- View Answer
7). If x = 2a - 1, y = 2a - 2, z = 3 - 4a, then value of \( \Large x^{3}+y^{3}+z^{3} \) will be
A). \( \Large 6 \left(3-13a+18a^{2}-8a^{3}\right) \)
B). \( \Large 6 \left(3+13a-18a^{2}+8a^{3}\right) \)
C). \( \Large 6 \left(3+13a+18a^{2}-8a^{3}\right) \)
D). \( \Large 6 \left(3-13a-18a^{2}-8a^{3}\right) \)
-- View Answer
8). Value of \( \Large \frac{ \left(a^{2}-b^{2}\right)^{3}+ \left(b^{2}-c^{2}\right)^{3}+ \left(c^{2}-a^{2}\right)^{3} }{ \left(a-b\right)^{3}+ \left(b-c\right)^{3}+ \left(c-a\right)^{3} } \)
A). \( \Large \left(a+b\right)^{3}+ \left(b+c\right)^{3}+ \left(c+a\right)^{3} \)
B). \( \Large \left(a+b\right)+ \left(b+c\right)+ \left(c+a\right) \)
C). \( \Large \left(a+b\right)^{3}+ \left(b+c\right)^{3}+ \left(c+a\right)^{3} \)
D). \( \Large \left(a+b\right)+ \left(b+c\right)+ \left(c+a\right) \)
-- View Answer
9). If x + y = a and xy = b, then value of \( \Large \frac{1}{x^{3}}+\frac{1}{y^{3}} \) is
A). \( \Large a^{3}-3ab \)
B). \( \Large \frac{a^{3}+3ab}{b^{3}} \)
C). \( \Large \frac{a^{3}-3ab}{b^{3}} \)
D). \( \Large a^{3}+3ab \)
-- View Answer
10). The value of \( \Large X^{a-b} \times X^{b-c} \times X^{c-a} \) is equal to
A). 1
B). 15
C). 13
D). 2
-- View Answer
Home About Us Terms and Conditions Privacy Policy Contact us