Kanujotid Kanujotid Mathematics Answered write expression using a positive exponent 14. 4⁻¹ 15.5⁻³ 16. -6⁻² 17 -3⁻³ 18 3⁻⁵ 19 10⁻⁴ 20 p⁻¹ 21 a⁻¹⁰ 22. d⁻³ 23 q⁻⁴ 24. b⁻¹⁵ 25 r⁻²⁰