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Subjects
Mathematics CBSE
Class 7
Exponents and Powers
8.
The equation
Exercise condition:
5
m.
The equation is given
15
z
+
−
0.8
15
=
−
0.488
14
.
Choose the right answers for the given questions:
1. Which expression will be negative after carrying the exponentiation?
−
0.488
14
−
0.8
15
2. Which expression will be positive after carrying the exponentiation?
−
0.488
14
−
0.8
15
3. Is the root of the equation a positive number?
No
Yes
.
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