Exponents
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1) (7^8÷1)×7^3=7^8×7^3=7^11
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(7^8 ÷ 7^0) × 7^3
= (7^8÷1) × 7^3 [ a^0 = 1]
= 7^8 × 7^3
= 7^(8+3) [ a^m × a^n = a^(m+n)
= 7^11
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(-1)^4 ÷ (-1)^-3 × (-1)^16
= 1 ÷ (-1) × (1)
= -1 × 1
= -1
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= (7^8÷1) × 7^3 [ a^0 = 1]
= 7^8 × 7^3
= 7^(8+3) [ a^m × a^n = a^(m+n)
= 7^11
________________________________
(-1)^4 ÷ (-1)^-3 × (-1)^16
= 1 ÷ (-1) × (1)
= -1 × 1
= -1
___________________________________
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