Logo
search
menuicon
thubnail
Sihir Sang Penyihir
Berurutan
SMA 11
Matematika
trigonometri
Peni Fauziah P
19
Pertanyaan yang ditambahkan (10/ 20)
Izinkan jawaban yang salah
Sembunyikan jawaban
public kuis

Materi belajar

File

notes identitas trigonometri.pdf
Izinkan melihat selama pengerjaan

Pertanyaan 1

Pilihan ganda

If tan A = 1/2 and A is in the third quadrant, what is the value of sin A cos A?

  • 5
  • -3/2
  • 3
  • -2/5

Pertanyaan 2

Pilihan ganda

Given α – β = π/4 and sin α sin β = 1/4, with α and β being acute angles, what is cos(α+β)?

  • 1/4
  • 1
  • 3/4
  • 0

Pertanyaan 3

Pilihan ganda

Given sin α cos β = 1/5 and sin(α-β) = 1/5, what is the value of sin(α+β)?

  • -1/5
  • 3/5
  • 1/5
  • 2/5

Pertanyaan 4

Pilihan ganda

What is the solution set for the equation cos 4x + 3 sin 2x = -1 for 0 ≤ x ≤ 180°?

  • 120°, 150°
  • 30°, 160°
  • 15°, 105°
  • 30°, 150°

Pertanyaan 5

Pilihan ganda

What is the value of tan 105°?

  • -√3 + 2
  • -2 + √3
  • -2 - √3
  • √3/2

Pertanyaan 6

Pilihan ganda

Given a right triangle at Q with acute angles P and R, and sin R = 8/17, what is cos(P-R)?

  • -240/289
  • 161/289
  • -161/260
  • -17/8

Pertanyaan 7

Pilihan ganda

What is the result of cos 7.5° cos 37.5° - sin 7.5° sin 37.5°?

  • 2√6/5
  • -2√6/5
  • 2√6/5
  • -1

Pertanyaan 8

Pilihan ganda

Evaluate the trigonometric expression: 2 cos 23.5° cos 21.5° – 2 sin 23.5° sin 21.5°.

  • 2
  • 1
  • √2
  • 1 + √2

Pertanyaan 9

Pilihan ganda

If cos a = 3/5 and cos b = -4/5 with a being acute and b obtuse, find cos(a+b) – cos(a-b).

  • 12/7
  • -3/7
  • 3/7
  • -12/7

Pertanyaan 10

Pilihan ganda

What is the value of sin 75° – sin 165°?

  • √3/2
  • 1/2
  • -2/1
  • -√2/4
Bagikan ke Google Classroom