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Mathematics 15 Online
OpenStudy (anonymous):

How do you simplify this expression? 9 x (7-4) ^2 + 9 Show me in steps please.

OpenStudy (akashdeepdeb):

Take 9 as common 9*[(7-4) ^2 + 1] 9*(3^2 + 1) Got it? :)

OpenStudy (anonymous):

no. im lost. lol

OpenStudy (anonymous):

i dont get it at all so im confused. sorry.

OpenStudy (akashdeepdeb):

Haha..Chill! :D I am here to help only.. :) See the main key in these questions is we want to make IT EASY FOR US TO CALCULATE. So this is what your question kinda asks us... \[9 X (7-4) ^2 + 9 \] STEP 1: TAKE COMMON [IN OUR CASE 9, taking in parenthesis] \[9 X [(7-4) ^2 + 1] \] STEP 2: SOLVE IN THE BRACKETS \[9 X [(3) ^2 + 1]\] STEP 3: SIMPLY CALCULATE IN BRACKETS FIRST AND THEN MULTIPLY \[9X10\] = 90 STEP 4: READ THE INSTRUCTIONS AGAIN!! :D Got it? :D

OpenStudy (akashdeepdeb):

@allie87 ?

OpenStudy (anonymous):

yes. thank you.

OpenStudy (akashdeepdeb):

:)

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