If she goes with the 25% off she will have to pay 28.80
if she uses the $15 off she will have to pay
$35.33 plus the $15 off would be 20.33 so she's better off going through doing it this way rather than the 25% off
Hello,
We suppose x≠+/-π/2.
2cos x - √2=0
==>cos x=√2/2
==>x= π/4 or x=3π/4 (modulo 2π)
Answer:
16
Step-by-step explanation:
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Answer: "11 and 12" .
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11² = 121 ;
12² = 144;
140 falls between 121 and 144 .
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