3 years ago

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

Mathematics

2 answers:

kipiarov [429]3 years ago

8 0

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

i am a mathematics teacher. if anything to ask please pm me

Reptile [31]3 years ago

7 0

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

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