NCERT Solutions
Board Paper Solutions
Ask & Answer
School Talk
Login
GET APP
Login
Create Account
Popular
Latest
Expert Answers
ALL
Vedantika Kapoor
Subject: Maths
, asked on 21/5/18
5
^{2x }
X5 / 5
^{3X-2 }
= [25]
^{-2}
Answer
1
Santanu Sahoo
Subject: Maths
, asked on 14/4/18
Q. If
${2}^{a}={5}^{b}={10}^{\left(-c\right)},then\left(\frac{1}{a}+\frac{1}{b}+\frac{1}{c}\right)$
is equal to ________ .
Answer
1
Rohan K S
Subject: Maths
, asked on 12/4/18
$Evaluate:\phantom{\rule{0ex}{0ex}}\frac{{3}^{-5}\times {10}^{-5}\times 125}{{5}^{-7}\times {6}^{-5}}$
Answer
2
Mohammed Adhan
Subject: Maths
, asked on 8/4/18
[(1/4)
^{-}
^{2 }
(
1/3)-
^{2}
]/[1/2]
^{-3}
Answer
1
Aeryn Bag
Subject: Maths
, asked on 7/4/18
Can we multiply two integers with diffrent exponents?
Answer
1
Santanu Sahoo
Subject: Maths
, asked on 30/3/18
$Solvetheequation:{3}^{2{x}^{2}}-2.{3}^{{x}^{2}+x+6}+{3}^{2(X+6)}=0$
Answer
1
Santanu Sahoo
Subject: Maths
, asked on 30/3/18
Solve:
Q. If a = 2
^{1/3}
– 2
^{–1/3}
, then show that 2a
^{3}
^{ }
+ 6a – 3 = 0:
Answer
1
Santanu Sahoo
Subject: Maths
, asked on 30/3/18
Solve:
Q. Solve for x if
${\mathrm{x}}^{{\mathrm{a}}^{3}}.{\mathrm{x}}^{{\mathrm{b}}^{3}}.{\mathrm{x}}^{3\mathrm{ab}\left(\mathrm{a}+\mathrm{b}\right)}={\left({2}^{5}\right)}^{25}$
, and a + b = 5.
Answer
2
Abc Def
Subject: Maths
, asked on 21/3/18
Pls answer
Q. Find x if
${5}^{x-3}\times {3}^{2x-8}=225$
Answer
1
Abc Def
Subject: Maths
, asked on 21/3/18
Pls answer the question
Q. Find a, b and c if
$1176={2}^{a}\times {3}^{b}\times {7}^{c}$
Answer
1
Abc Def
Subject: Maths
, asked on 20/3/18
Pls answer it's urgent
Answer
7
Abc Def
Subject: Maths
, asked on 20/3/18
Pls answer
Answer
3
Kronice
Subject: Maths
, asked on 15/3/18
q.6,11 and 12 exam tomorrow thanks:
6. Simplify
$\left\{{\left(\frac{1}{3}\right)}^{-2}-{\left(\frac{1}{2}\right)}^{-3}\right\}\xf7{\left(\frac{1}{4}\right)}^{-2}$
11. Find he product of 3x
^{2}
y. - xy
^{2}
and -xy. Also find the value of the product by taking x=-3, y=2
12. Abdul purchased a coat for Rs. 1260 including a 13% of 5%. Find the price of the coat before VAT was added.
Answer
1
Kronice
Subject: Maths
, asked on 15/3/18
answer fast guys i have my exam tommorow thank u q.6
Q6. Simplify :-
$\left\{{\left(\frac{1}{3}\right)}^{-2}-{\left(\frac{1}{2}\right)}^{-3}\right\}\xf7{\left(\frac{1}{4}\right)}^{-2}$
Answer
1
Santanu Sahoo
Subject: Maths
, asked on 14/3/18
Neha Sethi ma'am (Meritnation Expert),
You provided the answer to the following below question which was based finding numerical value in the expression.
But, the answer you provided was not having any numerical answer. Actually before you, SHRUTI TYAGI ma'am had answered the same question, whose answer was "1 or "one" " ... BUT, I was
unable
to understand the solution given by SHRUTI ma'am. Please assist properly.
Answer
2
1
2
3
4
5
Next
What are you looking for?

^{2x }X5 / 5^{3X-2 }= [25]^{-2}^{-}^{2 }(1/3)-^{2}]/[1/2]^{-3}Solve:Q. If a = 2

^{1/3}– 2^{–1/3}, then show that 2a^{3}^{ }+ 6a – 3 = 0:Solve:Q. Solve for x if ${\mathrm{x}}^{{\mathrm{a}}^{3}}.{\mathrm{x}}^{{\mathrm{b}}^{3}}.{\mathrm{x}}^{3\mathrm{ab}\left(\mathrm{a}+\mathrm{b}\right)}={\left({2}^{5}\right)}^{25}$, and a + b = 5.

Q. Find x if ${5}^{x-3}\times {3}^{2x-8}=225$

Q. Find a, b and c if $1176={2}^{a}\times {3}^{b}\times {7}^{c}$

6. Simplify $\left\{{\left(\frac{1}{3}\right)}^{-2}-{\left(\frac{1}{2}\right)}^{-3}\right\}\xf7{\left(\frac{1}{4}\right)}^{-2}$

11. Find he product of 3x

^{2}y. - xy^{2}and -xy. Also find the value of the product by taking x=-3, y=212. Abdul purchased a coat for Rs. 1260 including a 13% of 5%. Find the price of the coat before VAT was added.

Q6. Simplify :- $\left\{{\left(\frac{1}{3}\right)}^{-2}-{\left(\frac{1}{2}\right)}^{-3}\right\}\xf7{\left(\frac{1}{4}\right)}^{-2}$

You provided the answer to the following below question which was based finding numerical value in the expression.But, the answer you provided was not having any numerical answer. Actually before you, SHRUTI TYAGI ma'am had answered the same question, whose answer was "1 or "one" " ... BUT, I was

unableto understand the solution given by SHRUTI ma'am. Please assist properly.