Suppose 0 is in the interval (90°, 180°). Find the sign of the following. 0 2 cot If 0 is in the interval (90°, 180°), cot O|N 0 is 2

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A: We have to find the value of x using graph.

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Q: Solve each triangle ABC, in which C = 90°. a= 42cm and b=54cm

A: C = 90°. a= 42cm and b=54cm

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A: To graph the trigonometric function , and by using the graph to find the exact solution to .

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A: As peer our guidelines, I can only solve one question and rest of the question will be reposted

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A: we use the following formulas.The standard form of a complex number is a+ib

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Q: 3. Which expression is equal to 02 O O O O 1 -1 -2 sinx-cos X sin² x-cos²x using identities?

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A: According to bartleby guidelines we supposed to do the first one of multiple questionskindly repost…

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Q: Factor the trigonometric expression sin²T - 5 sinT - 14 = Blank 1 Blank 1 Add your answer

A: Let

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Q: Determine the exact value of cos 121° cos 590 - sin 121° sin 59⁰ 0 2 1 -1

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Q: 4.5⁰ 112 450 find the unght of of base

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A: The solution is shown in step-2

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Q: If sin A = B = ㅠ 12 = 1/2 √A - √B₁ A - √B, then, by using a half-angle formula, find

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A: We have to find the quadrant and it's reference angle

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A: Wehave to evaluate the given trigonometric value.For this we will use formula of trigonometric…

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A: A parabola is defined by To give vertex, focus and directrix.

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A: The following problem refers to triangle .If , and , then to find  and then to find .

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A: If (x,y ) is a point on the circumference of a circle with radius r then and

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Q: understanding the Sin (11TT) 12 Cos/1171 ALLTA tan (117 values of each F 6 || TH 12 = 3T+ 4

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