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

A tug boat horn emits a frequency of 250 Hz in 18 °C air, which has a speed of sound of 342 m/s. If the tug boat is moving away from a stationary observer at 15

20 identical prizes are distributed to a group of 180 people. how many ways are there to distribute the prizes if each person can receive at most one prize

Where did the Japanese attack in Hawaii?

What is an example of fascism?

The forecast was 70 units for the current period while actual demand was 76. the forecast for the next period is 75.8. what is alpha if a simple exponential smo

You have been hired to pour a concrete patio (i.e. your parents told you to do it correctly or be grounded for the rest of your life). they have requested that

Line passing through points (-4,2) and (0,3)?

How can you identify and plot points on a coordinate grid?

A toy rocket is launched from the ground level with an initial vertical velocity of 96 ft/s. After how many seconds will the rocket hit the ground

What did Jim sell to get the combs in the Gift of Magi?