robmoore11p6mekr robmoore11p6mekr

03-04-2018
Mathematics

contestada

is the formula sin2X+2sinX=0 valid?

Respuesta :

popalabdulqayou popalabdulqayou

03-04-2018

no is not valid because according to trig identities sin2x is 2sinxcosx
so 2sinxcosx+2sinx=2sinx(cosx+1)
Hopes this loves.

Answer Link

Otras preguntas

What is a technique in which an inked image from a prepared surface is transferred onto another surface?

Hal has 16 gallons of water. If he drinks 1/2 gallon every day, how many days will the water last?

Which would be the ending of a term indicating the surgical removal of a body part? a. -ECTOMY c. -ITIS b. -OSIS d. -CISION

What are 2 possible dimensions for a rectangular prism with a surface area of 600 square inches

proper inverse operation 14 + 17 = 31

Which of the following best describes the Huguenots? A. Acadian B. 29 Protestant C. 1 Anglican D. 30 Catholic

Which country settled Louisiana in the 1600s? France England Spain Canada

Which of the following is an example of money as a unit of account? a. purchasing a remote-controlled toy on sale for $8.99 b. lending your best friend $25.00

Which of the following was not a personality trait which helped Stalin rise to power? a. Shrewdness c. Manipulativeness b. Cunning d. Mercifulness

what is autofill in a excel spreadsheet?