The square of -8 is:
-16
16
-64
64
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(−8)2=(−8)×(−8)=64(-8)^2\\[1em] = (-8) \times (-8)\\[1em] = 64(−8)2=(−8)×(−8)=64
Hence, option 4 is the correct option.
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−18−11−7-\sqrt{18 - \sqrt{11-7}}−18−11−7 is equal to:
4
-4
2
0
Square root of 2.50 x 103 is:
5
125
50
none of the above
The smallest natural number which on multiplying with 48 gives a perfect square number is:
12
3
13\dfrac{1}{3}31
The smallest natural number by which should 175 be divided to get a perfect square number is:
7
15
