Please I need help with this): Mary is looking at her bank statement. Date Description Debit ($) Credit ($) Balance ($) Opening Balance 372.73 12 Oct CHQ 7743 Hair 43.75 15 Oct DD Telephone 28.67 23 Oct CHQ 1275 12.49 Closing Balance
Estimate the closing balance of Mary's account: $
(Round each figure to the nearest 10 dollars before estimating)

i can

step-by-step explanation:

answer: on graphs, the open and closed circles, or vertical asymptotes drawn as dashed lines us identify discontinuities.

as before, graphs and tables allow us to estimate at best.

when working with formulas, getting zero in the denominator indicates a point of discontinuity.

when working with piecewise-defined functions, check for discontinuities at the transition points where one piece ends and the next begins.

step-by-step explanation:

for future students the answer is b

hope i

-lavira: )