F(-3)=2xsquard root of 2 +9
2 answers:
Solution = 2(-3)^2 + 9
= 18 + 9
= 27
i am a mathematics teacher. if anything to ask please pm me
<span><span><span>√<span><span><span>2x−5=7
</span></span><span></span></span></span></span><span><span><span>(<span>√<span><span><span>2x−5</span></span><span></span></span></span>)</span><span><span>^2=7^2
</span><span></span></span></span></span><span><span>2x−5</span></span><span>=49
<span>2x</span></span><span>=54
</span></span>x=27
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