find the compound interest on $ 46,000 at 20 % per annum for 9 months , compounded quarterly
"principal = $ 46000 ; time = 9 months = 3 quarters ; rate = 20 % per annum = 5 % per quarter . amount = $ [ 46000 x ( 1 + ( 5 / 100 ) ) ^ 3 ] = $ 53250.75 ci . = $ ( 53250.75 - 46000 ) = $ 7250.75 answer d ."
subtract(multiply(46,000, power(add(const_1, divide(9, const_100)), 20)), 46,000)