Midle school math hard for me ez for u

For what values of b will f(x)= logbx be a decreasing function? (16 )

Multiply −2x(6x^4−7x^2+x−5) express the answer in standard form. enter your answer in the box.

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.