Seudónimo Seudónimo
  • 04-04-2020
  • Mathematics
contestada

If sin A= 0.29, cos A= 0.96, sin B= 0.42, and cos B= 0.91, what is sin(A+B)?
a) 0.67
b) 1.00
c) -0.14
d) 0.71

Respuesta :

CHERLYNnotCHERRY
CHERLYNnotCHERRY CHERLYNnotCHERRY
  • 04-04-2020

Answer:

The answer is A.

Step-by-step explanation:

Using the formula, sin(A+B) = sinAcosB + cosA sinB :

sin(A+B) = (0.29×0.91) + (0.96×0.42)

= 0.2639 + 0.4032

= 0.67 (2.dp)

Answer Link

Otras preguntas

The power to create laws and regulate taxes and commerce money belong to which branch of government
$111.1 to the nearest $5
Highlight all multiple of 5
most drugs are you eliminated in the urine true or false
What makes enforcing safety standards a challenge for the food and drug administration?
which of the following prominent geographic features is located in eastern Africa
Peripeteia is best defined as _____. the realization of fate a reversal of fortune a fatal flaw a moment of recognition and realization
how does the engraving tell a different story from the above description of the Boston Massacre?
Why was the War of 1812 a turning point for the early United States?
174,383 round to the nearest thousand