X2+10x+24 Part 1:

When the given expression is rewritten in the form (x + 4)(x + k), where k is a constant, what is the value of k ?

Part 2:

Name one of the x-intercepts of the function represented by the quadratic expression above.

Charlene's parents deposit $500 in an account on the day she is born. the account earns a high interest rate of 9.2% compounded quarterly because charlene is not allowed to access the money until her 22nd birthday. how much money will charlene have on her 22nd birthday? a: $3,698.50 b: $5,921.31 c: $101,200 d: $ 824.58