Question

Evaluate: (5⁰ + 6⁻¹) × 3³  

Answer 1

(5⁰ + 6⁻¹) × 3³  = `(5^0 xx 3^3) + (6^(-1) xx 3^3)`

= `(1 xx 27) + (1/(2 xx 3) xx 3^3)`

= `27 + (1/2 xx 3^(3 - 1))`

= `27 + (1/2 xx 3^2)`

= `27 + 9/2`

= `(54 + 9)/2`

= `63/2`