Answers

2016-06-15T18:19:58+08:00
Twenty-five d to the power of two . negative seventy d to the power of 3 t . positive fourty-nine d to the power of 4 t to the power of 2.

 25 d2  - 70 d3 t – 49 d4 t2  

1 4 1
i dont know how to type the exponent on computer