Questions by Mercury

Questions by Mercury

Please help!! On number 6!

asked Nov 25, 2019

1 answer

5 votes

102k views

Consider U = x is a real number. A = x ∈ U and x + 2 > 10 B = x ∈ U and 2x > 10 Which statements are true? 5 ∉ A; 5 ∈ B 6 ∈ A; 6 ∉ B 8 ∉ A; 8 ∈ B 9 ∈ A; 9 ∉ B

asked Nov 19, 2019

2 answers

2 votes

38.5k views

Which of the following is true regarding the expanse of the Islamic Empire, before 1400?

asked Jul 15, 2019

1 answer

1 vote

122k views

Sound waves have two parts. The part of the wave where the particles of the medium are pushed together is called the _____. A) rarefaction B) compression C) pitch D) amplitude

asked Jan 15, 2018

2 answers

4 votes

226k views

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