Zu

This page lists questions and answers that were posted by visitors named Zu.

Questions

The following questions were asked by visitors named Zu.

how does the cobalt chloride equilibrium respond? CoCl2 + AgNO3

use the unit circle to investigate equivalent expressions involving the six trig functions of (x + pi) where x lies in the first quadrant. add these to your trigonometric identities table

solve sin(x+1) = -sinx using the compound angle formula I know it's sin(a+b) = sin(a)cos(b) + cos(a)sin(b) but idk what should I do next

the Moon orbits Earth every 27.3 days. Determine the angular velocity of the moon in degrees per day and in radian per day

The angle z has the terminal arm in the second quad. and tan z= -3. explain how you would find the exact values of sin z, cos z, sec z, and cot z

the Earth has a radius of approximately 6400km. if the Earth rotates 2degrees, how many kilometres has it rotated from its original point (arc length)?

what is the difference between csc (1/sqrt 2) and sin^-1 (1/sqrt 2) and determine their values

Determine exact solutions for each equation in the interval x ∈ [0, 2π]. sinx + sqrt3 / 2 = 0

why a) the the iroc for f(x)= 3x is constant? b) the the iroc for g(x)= x^3 is decreasinf then increasing? c) the the iroc for h(x)= 3^x is increasing?

A county with an area of 425 square miles has a population of 9,350 residents. Which rate best represents the relationship between the population of the county and the area of the county? Please,help ;-;

The length of a marathon race is 26 miles and 385 yards. What is the total length of the marathon race in yards?

What shift has occurred in local schools in Central Asia and the Caucasus since the end of Soviet rule? A. Science education has improved. B. Teachers are better trained than they were before. C. Many schools now teach in the local language. D. Schools ha...

The list shows the number of Youtube subscribers that Javier receives each day for 6 consecutive days. 4 12 36 108 324 972 By what factor did the number of subscribers change each day from the first day to the sixth day?

Tina and Sandra each earn an hourly wage. Tina earns $308 for working 14 hours. Sandra earns $288 for working 12 hours. Which statement is true?

Juanita has 16 model cars and 48 model trains. What is the ratio of the number of trains to the number of cars?

Chief Joseph Hinmatoowyalahtqit (pronounced In-mut-too-yah-lat-lat) name meaning - thunder rolling down the mountain March 3rd 1840 - September 21st 1904 On October 5, 1877, Chief Joseph surrendered in the Bears Paw Mountains of Montana. Chief Joseph took...

An inclined plane reduces the amount of force needed to move an object by– increasing the distance the object moves. transferring more of the force to the object. decreasing the pull of gravity on the object. reversing the direction the object is moved.

The triangle below has a height of 6 inches and an area of A square inches. Which equation could be used to find b, the length, in inches, of the base of the triangle?

Which set of angle measures CANNOT be the angle measures of a triangle? 60°, 60°, 61° 1°, 1°, 178° 13.9°, 16.1°, 150° 59°, 60°, 61°

Answers

The following answers were posted by visitors named Zu.

that i have to use sin(pi+x)?

it's pi instead of 1 sin(x+pi) = -sin(x)

Why -2pi/3 + 2pi?

Calm the hell down Beluga

I know,I got that answer as well but it isn't in the answer choices,there's only 0.0786,0.786,786,000,7.86