3.) Solve triangle ABC, given: a= 12 cm, b= 14 cm, c = 15 cm.

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A: put x = 12 and verify given identity a Sin4x = 4sinxcosx - 8sin3xcosx left hand side sin4(12) =…

Q: can you please type the answers? I do not understand the writing

A: Apologies for the inconvenience. Here is the typed solution:   Given: v=4i+43j, where 0°≤θ<360°.…

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A: Follow the procedure given below.

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A: I am attaching image so that you understand each and every step.

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Q: 7. *cos(2) dr 7.

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A: This question is based on solving an equation.

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A: This question can be solved using the concept of polar coordinates.

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Q: Individual Practice: 2. WXYZ is a kite. Find the perimeter. 9 ст 5 ст W Y

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Q: M3.3 Trigonometric Substitution dx e2x +1

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Q: Given z = 1+ V3i, find zº using De Moivre's Theorem. Select the correct answer below: 32 -32i O 64…

A: z=1+3i  z=reiθwhere r  =12+(3)2   =1+3    =4  r  =2θ=tan-1(yx)   =tan-1(31)θ =π3

Q: 23. What is the bearing of A from B? A 135° IN 6km 8km 45° B 45 deg 045 deg 135 deg O 225 deg

A: Just measure the angle marked in the diagram and then subtract 180 in it

Q: Use half-angle formulas to find an exact value for the following. sin 22.5°

A: Use the trigonometric half angle formula and find the exact value.

Q: tan e=-3/4 and tt/2<O<rt, then tan 0/2=-2 (show your solution) O T F

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Q: Directiu : Given the triangie ANT, solve for n, mLA and m/Tif t 18 cm. ana a= 25 cm. A 70° N. 雞Tsam

A: Topic = Triangle

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Q: 4 If sin A with A in QII, and sin B with B in QIII, find sin(4+B) 35

A: Use trigonometric ratio for finding the sin(A+B)

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Q: 7. In triangle LMN, what is the measure of angle N? A. 20° B. 21° 66 C. 23° D. 24 y the th

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Q: 6. Which of the following statements is incorrect? A. sin 60° =- 3/3 B. tan 60°= 60 C. cot 60° =° V3…

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Q: b=17 a=10 B A c=20

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