samsharon2001 samsharon2001

04-08-2016
Mathematics

contestada

Given that cos 160= -q, express each of the following in terms of q:

a) cos 20
b) sin 160
c) tan(-20)
d) cos 70

Respuesta :

04-08-2016

Hello,

cos 160°=-q

cos 20°=-cos 160°=q

sin 20°=√(1-q²)=sin 160°

tan -20°=tan 160=√(1-q²)/-q

cos 70°=sin 20°=√(1-q²)

Answer Link

Otras preguntas

11+?÷4-?=9 I have been stumped on this for a while

WhT is the LCM of 49, 28 and 14

The centers of trade and manufacturing during the Middle Ages were the a. manors b. guild c. towns

What is the Piedmont areas primary focus agriculture

Fill in the coefficients that will balance the following reaction: a0H2 + a1O2 → a2H2O

A storage gives every 42nd customer a $42 gift certificate.Every 30th customer gets a $30 gift certificate. What number customer will be the first to receive

How did the Industrial Revolution impact American economy

Why are enzymes important to cells? They provide structural support. They help bring about chemical reactions. They store large quantities of energy. They form

corruption is social evil why?

Dear Jamie: The Student Council started a program— called “Welcome to Lincoln”—for new transfer students. This program gives new students a tour of the school a