A balloon is rising vertically from a point on the ground that is 60 ftfrom a ground-level observer. If the balloon is rising at a rate of 24ft/sec, how fast is the angle of elevation between the observer and the balloon increasing when

Is this a polynomial function? i need to know asap

Solve the following simultaneous equation by using an algebraic method (either substitution or elimination) 2x + 3y=-4 4x-y=11

Axel follows these steps to divide 40 by 9: start with 40. 1. divide by 9 and write down the remainder. 2. write a zero after the remainder. 3. repeat steps 1 and 2 until you have a remainder of zero. examine his work, and then complete the statements below.