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

Perform the calculation then round to the appropriate number of significant digits. 128.5 x 3.24

. Find all the roots of this equation x 3 – 3x 2 + 4x – 12 = 0.

Translate the sentence into an equation. Seven times the sum of a number and 6 is equal to 5. Use the variable b for the unknown number.

the rule T(4, -1) is used for point (2, -7). Where is the translated point in the coordinate system

Use the discriminant to describe the solutions as one real, two real, or two imaginary solutions. x^2 - 15x + 12 = 0

PLEASE ANSWER QUICK QUESTION DUE IN 5 MINUTES 12. Jackie is buying buttons for a craft project. She needs 38 buttons to finish the project. The buttons come in

2 x 2 (: you can have the points :)

Can you draw a free body diagram of this for me?

when are we ever going to use fractions in our lives like this is dume

how do yu slove thee equation 3/4 =x -3/4