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. let t = time, Q = amount and V = volume Initial conditions: V₀ = ? Looking at your answer I assume you are given initial volume as 100 V₀ = 100 gal Q₀ = 50 lb dV/dt = 5 - 3 dV = 2 dt V(t) = 2t...

2 Answers · Science & Mathematics · 12/08/2019

...150 frames per second At 10000 km/hr, that's 10000/3600 km/

**sec**=> 100/36 km/**sec**=> 25/9 km/**sec**, or about 2.7777.... km/**sec**The human...10 Answers · Science & Mathematics · 08/08/2019

... .... 1 hour ------------- x -------------- x -------------- 1 hour ........ 1 mile ........ 3600

**secs**750 * 5280/3600 = 750 * 22/15 = 1100 ft/second Now you are ...2 Answers · Science & Mathematics · 28/07/2019

3sec(x) +6 = 0

**sec**(x) = -6/3 1/cos(x) = -2 1 = -2cos(x) -1/2 = cos(x) Now, what values of x is such that its cos it -1/2? This you should know by heart or to consider your unit trig circle; the answer is in it. Done!3 Answers · Science & Mathematics · 25/07/2019

appears to be a secant graph with period 24π.....f(x) = 4

**sec**( x / 12 )1 Answers · Science & Mathematics · 15/07/2019

y=

**sec**(x/3+pi)=> y=-**sec**(x/3)=> y=-1/cos(x/3) The period T=6pi There is...5 Answers · Science & Mathematics · 18/08/2019

... sin(x) y = sin(x)/cos(x) + C y = 1/cos(x) + C/sin(x) y =

**sec**(x) + C csc(x) ━━━━━━━━━1 Answers · Science & Mathematics · 26/06/2019

College??? We worked that problem in 8th grade. Rock dropped into a well.

3 Answers · Science & Mathematics · 24/06/2019

From 0

**sec**to 2**sec**he rose 3 feet when he should have risen only 1 foot...2 Answers · Science & Mathematics · 18/06/2019

tan(x) = -2

**sec**(x)^2 - tan(x)^2 = 1**sec**(x)^2 - (-2)^2 = 1**sec**(x)^2 - 4 = 1**sec**(x)^2 = 5 cos(x)^2 = 1/5 cos(x) = +/- sqrt(1/5) cos(x) = +/- sqrt(5) / 5 cos(x) > 0 because we're in Q4 cos(x) = sqrt(5)/54 Answers · Science & Mathematics · 17/06/2019

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