Simplify and express as positive exponents:
(a)(5/3)⁻¹×(-5/3)⁻² (b)(1/2)⁸÷(1/-2)¹³
Answers
Answered by
2
(a)[(5/3)^-1]*[(-5/3)^-2]=(3/5)*(-3/5)^2
=(3/5)*(3/5)^2
=(3/5)^3
(b)[(1/2)^8]/[(1/-2)^13]=[(1/2)^8]*[(-2)^13]
=[(1/2)^8]*(2^13)*(-1)
=(2^5)(–1)
=(-)2^-5
=(3/5)*(3/5)^2
=(3/5)^3
(b)[(1/2)^8]/[(1/-2)^13]=[(1/2)^8]*[(-2)^13]
=[(1/2)^8]*(2^13)*(-1)
=(2^5)(–1)
=(-)2^-5
Similar questions