Mr. Williams told his class that the perimeter of the pentagon below was 15x+25. He asked the class "what is the value of x"? Roman said, " it could be any number!" Do you agree with Roman? Why or why not?

For [tex]f(x) = 4x+1[/tex] and [tex]g(x) = x^{2} -5[/tex] find [tex](f[/tex] ° [tex]g)[/tex][tex](4)[/tex]

What is the equation of the following graph in vertex form? parabolic function going down from the left through the point zero comma twelve and through the point two comma zero and turning at the point four comma negative four and going up through the point six comma zero and continuing towards infinity courtesy of texas instruments a: y = (x − 4)2 − 4 b: y = (x + 4)2 − 4 c: y = (x + 2)2 + 6 d: y = (x + 2)2 + 12

5,600 x 10^3 = a) 560 b) 5,000,600 c) 5,600,000 d) 56,000