Calculus hw | Mathematics homework help

I need the answers to these 20 calculus problems by 10:00 PM Mountain Time. Please show all work, give correct answers and CIRCLE answers. DO NOT CONTACT ME IF YOU ARE NOT SURE THAT YOU CAN COMPLETE THE ASSIGNMENT ON TIME, WITH ACCURATE ANSWERS CIRCLED. LOOK AT THE ATTACHED DOCUMENT BEFORE SENDING  A HANDSHAKE.

Thanks,