Help please i beg for help please What is the standard form for the quadratic function?

f(x)=(x−3)2+5

f(x)=x2+14

f(x)=x2+6x−4

f(x)=x2−4

f(x)=x2−6x+14

What is the exact area of a circle with a diameter of 50 centimeters? a.87.9 square centimeters b.379.9 square centimeters c.1962.5 square centimeters d.4923.5 square centimeters

Which of these sequences is a geometric sequence a 1,2,4, 7, 11, 16, 22. b. 2.4.8.14.22.38 c.3.6.9. 15.18,21 d. 3,9,27,81,243,729,

Write and solve a real word problem that involves determining distance on a coordinate plane