What is the value of the expression? !
40÷[20−4⋅(7−4)]

Which statement about the relative areas of δabc and δxyz is true? the area of δabc > the area of δxyz the area of δabc < the area of δxyz the area of δabc = the area of δxyz more information is needed to compare.

Can someone factor this fully? my friend and i have two different answers and i would like to know if either of them is right. you in advance. a^2 - b^2 + 25 + 10a

True or false: the graph of y=f(bx) is a horizontal compression of the graph y=f(x) if b< 1