Mathematics, 20.06.2020 21:57 as02540
The pH scale measures how acidic or basic a substance is. Normal drinking water needs to have a pH of less than 8.5 and greater than 6.5. Model the normal range of pH values of water, using a compound inequality. 6.5 x > 8.5 6.5 ≤ x ≤ 8.5 6.5 ≥ x ≥ 8.5
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Mathematics, 21.06.2019 18:00
What is the solution to the equation in the & show work i’m very
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Mathematics, 21.06.2019 18:30
Find the exact value of each of the following. in each case, show your work and explain the steps you take to find the value. (a) sin 17Ï€/6 (b) tan 13Ï€/4 (c) sec 11Ï€/3
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Mathematics, 22.06.2019 00:00
Someone which statements are true? check all that apply.
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