chillywhistle chillywhistle

11-07-2019
Mathematics

contestada

T or F
The value(s) of x when sin(x) = -1 are x = -90° and 270°?

Respuesta :

Abinatamang Abinatamang

11-07-2019

Answer:

True

Step-by-step explanation:

Sin (x) = -1

Sinx= -sin (90) or sin (180+90)

Sinx= sin (-90) or sin 270

x=-90° or 270°

Answer Link

Otras preguntas

Which of these outcomes become more likely for someone with strong personal finance skills? Check all that apply A person can avoid opportunity cost. A person c

What are at least three equivalent names for 9% and two expressions that are equivalent to 4(x+5)

When making a book cover, Anwar adds an additional 20 sqaure inches to the surface area to allow for overlap. How many square inches of paper will Anwar use to

Which Japanese cities did America drop atomic bombs on in August of 1945? Select all that apply

HELP PLZ y=–1/2x + 4 x + 2y=–8 How many solutions does this linear system have? one solution: (8, 0) one solution: (0, 8) no solution infinite number of

A rectangle measures 18cm by 10cm Four identical quarter-circles are removed to leave a shaded region Work out the shaded area Give answer in pi

Do brands influence what you choose to buy? In a short paragraph, give an example of a brand that you choose or choose not to buy. Why does the brand influence

Dion grated 1/2 cup of cheese for a pasta dish. The recipe calls for 2/3 cup. How much more cheese does Dion need to grate? Which equation could Dion have writt

Use the quadratic formula to solve the equation. Round to the nearest hundredth if needed. -4x^2 + 2x + 3 = 0

Describe the properties of two types of psychoactive drugs, and present examples for each of the two types you discuss?