1
You visited us
1
times! Enjoying our articles?
Unlock Full Access!
Byju's Answer
Standard VIII
Mathematics
Laws of Exponents
Application o...
Question
Application of laws of exponents based on fractional and algebraic powers
Solve for
x
:
2
2
x
+
1
=
8
Open in App
Solution
Given that:
2
2
x
+
1
=
8
∵
8
=
2
3
Since we know that if base is same in both left and right side of equality than powers are equal.
So,
2
2
x
+
1
=
2
3
2
x
+
1
=
3
2
x
=
2
x
=
1
Answer.
Suggest Corrections
0
Similar questions
Q.
Application of laws of exponents based on numerical powers
simplify:
(i)
2
3
2
2
1
5
(ii)
(
1
3
3
)
7
Q.
Solve for x :
2
2
x
+
1
=
8
Q.
Solve for
x
:
8
×
2
2
x
+
4
×
2
x
+
1
=
1
+
2
x
Q.
Question 1(x)
Using laws of exponents, simplify and write the answer in exponential form:
(x)
8
t
÷
8
2
Q.
Product Law of Exponents :-
In multiplication, if base is the same then add exponents.
Which of the following can be solved using Product law of exponents?
View More
Join BYJU'S Learning Program
Grade/Exam
1st Grade
2nd Grade
3rd Grade
4th Grade
5th Grade
6th grade
7th grade
8th Grade
9th Grade
10th Grade
11th Grade
12th Grade
Submit
Related Videos
Laws of Exponents
MATHEMATICS
Watch in App
Explore more
Laws of Exponents
Standard VIII Mathematics
Join BYJU'S Learning Program
Grade/Exam
1st Grade
2nd Grade
3rd Grade
4th Grade
5th Grade
6th grade
7th grade
8th Grade
9th Grade
10th Grade
11th Grade
12th Grade
Submit
AI Tutor
Textbooks
Question Papers
Install app