Answer:
(sin x)^2*(sec x) is positive in QII
Step-by-step explanation:
(sin x)^2 is always 0 or positive. Here x lies in QII.
sec x is positive when the adjacent side is positive and negative when the adjacent side is negative. In QII the adjacent side is positive.
In summary, (sin x)^2*(sec x) is positive in QII
<h2><u><em>It will take 1/4 of a minute to drain 18 liters</em></u></h2>
<h2><u><em>i took a test wit that question</em></u></h2>
We are asked to find the proportion of sugar to number of cookies
Sugar = 200g
Number of cookies = 48
proportion of sugar to cookies = 200 : 48
how many cookies he can make with 350 grams of sugar?
let x = number of cookies
proportion of sugar to cookies = 350 : x
equate the <em>proportions</em>
200 : 48 = 350 : x
200/48 = 350/x
cross product
200 × x = 350 × 48
200x = 16800
x = 16800/200
x = 84 cookies
find the number of cookies, y, Ezra can make with x grams of sugar?
y = grams of sugar, x / number of cookies
y = 350/84
y = 4.17x
Therefore,
Ezra can make 84 cookies with 350 grams of sugar
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The answer is C. If you use the pythagorean theorem,

, and connect the two points together at a right angle and pug in the lengths of the two lines to the equation then the answer should be C.