book Maths Puzzle Numerical Ability

Use transformations of the graph of y=x^4 and y=x^5 to graph:
a) f(x)=(x+2)^4 - 3.
b) f(x)=-(x+1)^5+2.

Read Solution (Total 0)

book Other Question

A flag pole 20 feet high casts a shadow of 5 feet. At the same time, a nearby building casts a 20-foot shadow. How many feet high is the building? ( the ground is level and both the building and the flagpole are perpendicular to the ground) I dont understand how to find the degree of this polynomial. Here is the problem:

42x^12y^3-23x^8y^6

PLEASE HELP!!!

Thanks a bunch!
bye bye now~!~!~!~!~!