Express the following as a power of prime no.( use laws of exponents)
1. (-2)³ × (-2)⁴
2. (-2)⁸ ÷ (-2)²
3. (-5)⁷ ÷ (-5)⁴
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(-2)^3*(-2)^4=(-2)^3+4=(-2)^7
(-2)^8÷(-2)2=(-2)^8-2=(-2)^6
(-5)^7÷(-5)^4=(-5)^7-4=(-5)^3
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