Find cos, where is the angle shown. * Give an exact value, not a decimal approximation. D 5

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A: f(x)=cot2x+cscx-19we know  1+cot2x=csc2x

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A: NOTE: Refresh your page if you can't see any equations. . take derivative use the quotient rule…

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A: A detailed solution is given below.

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Q: Use a graph to solve the given equation for -21≤x≤ 2T. 5 tanx = - 5

A: We will find the value of x as following.

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Q: Find if 21 21 = 6 57 [cos + i sin COS 22 = 2√/3 [cos ³ O Simplify as much as possible. 13T √3 cos…

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Q: Find B in degrees. a C b A C = 110° a = 11 b=7 B = [?] degrees Round to the nearest tenth.

A: according to cos law c2=a2+b2-2abcoscaccording to sin law sinAa=sinBb=sinCc

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A: NOTE: Refresh your page if you can't see any equations. . as we know that heptagon has n=7 sides and…

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Q: 4) Solve for x, showing all work: B 62° C X 22.6 mi

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Q: 1) ΔΡΟR ~ ΔΑΒC 66 84 14 R Β ? P

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A: Given query is to find remaining trigonometric functions.

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Q: -0 O Which log m'n O log(mn) log(³-√/mn O 0 expression is equivalent to log[m²] + log(n²) – }…

A: V=logm15+logn15-15logmnwe know  loga.b=loga+logalogab=loga-logblogxn=nlogx

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Q: 1.5- (0,1) (2, 1) A A -2TT -3T 2 -TT -T/2 0 TT 3/2 2TT -0.5 -0.5 TT

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Q: D. S, H, A, and I are points on circle N, m<SNH = 80°, m²HNA = 115°, and mLANI = 25°. A Find the…

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Q: Evaluate the following expression. Provide your answer below: Radians 2√3 - (21³) 3 arccsc

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A: Given query is to find the interval where function is decreasing.