lexia131 lexia131

03-11-2016
Mathematics

Answered

f(-3)=2xsquard root of 2 +9

f(-3)=2xsquard root of 2 +9 class=

Verified Answer :

03-11-2016

solution = 2(-3)^2 + 9
= 18 + 9
= 27

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Anonymous Anonymous

03-11-2016

√2x−5=7
(√2x−5)^2=7^2
2x−5=49
2x=54
x=27

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