Pleaseee help this is so confusing

Asquare is dilated by a scale factor of 1.25 to create a new square. how does the area of the new square compare with the area of the original square? a)the area of the new square is 1.25 times the area of the original square. b)the area of the new square is 2.50 times the area of the original square. c)the area of the new square is 1.252 times the area of the original square. d)the area of the new square is 1.253 times the area of the original square.

Find dy/dx using implicit differentiation ln(20+e^xy)=y

What set does not contain -3 the set of all real numbers the set of all integers the set of all whole numbers the set of all rational numbers