asdjaklskjturil asdjaklskjturil
  • 16-01-2018
  • Mathematics
contestada

how do you write the expression as an angle sin42cos17-cos42sin17

Respuesta :

Rod44 Rod44
  • 16-01-2018
sin(a+b)=sin(a)cos(b)+cos(a)sin(b).
Let a=42 and b=17 so sin(42+17)=sin59.
Answer Link

Otras preguntas

A sample of gas at 300 K has a volume of 2.0 liters. At what temperature will the volume decrease to 1.0 liter if the pressure is kept constant?
opnTens Location: Test: Question 1 of 40)ToolsThermal energy travels through space from the Sun to Venus. This is an example ofA. refractionB. radiationC. conve
What's the secondary energy source for our bodies?.
Which rhetorical device is used in this statement from Dr. Martin Luther King Jr.’s speech “I Have a Dream”? I have a dream that one day this nation will rise u
When Bella pushes a box with a mass of 5.25 kilograms with a force of 15.75 newtons, it accelerates at a rate of 2.5 meters/second2. What is the force due to fr
what are two ways to help organize sentences
Multiply. Write your answer in simplest form. 1 4/7x 2/5
In a city school, 60% of students have math class, 55% have science class, and 35% have math and science class this semester. What is the probability (rounded t
A sail on a sailboat is a triangle with two sides perpendicular and each side is a different length. What are the two terms that could be used to describe the s
Which unit of measurement would be the most appropriate to measure how much water is in a lake? A : Liter B : Kiloliter C : Gram D : Kilometer