Harvey has a bank balance of $448 at the start of the month. If he withdraws $20, what is his balance?

A) $408
B) $420
C) $428
D) $468

Find the length of the following tangent segments to the circles centered at o and o' whose radii are 5 and 3 respectively and the distance between o and o' is 12. what is the tangent segment of cd?

An equation of the line tangent to y=x^3+3x^2+2 at its point of inflection is

2y= 3 2 x−2 y = − 1 3 x + 1 y=− 3 1 x+1