Gifty

Prove this identity 1. csc^2(pi/2-x)=1+sin^2xcsc^2(pi/2-x) 2. tan(pi/4+x)+tan(pi/4-x)=2sec2x

Help prove this identitiy tan(pi/4+x)+tan(pi/4-x)=2sec2x

In a class of 40students,23 offer biology and 27 offer chemistry.Each student offers at least one of the two subjects.How many students offer both subjects?

''a certain company pays the workers at the end of each week. if a worker works up to 40 hours he is paid 10 gh cedis for each hour worked. if an employee works more than 40 hours he is paid 15 gh cedis for every hour worked in excess of 40. all employees...

Using force board to determine the resultant of two forces

Write a letter to a friend in another school telling her three things going on currently in your school

As the principal at international school debate , write your contribution for or against the motion: the youth of today have opportunity than their predecessor

Solution

Why Is Reed now another mini Miss sue

⅔x*⅝y=31 Cross multiply 15x+16y=31 The Answer is 15x,16y

Cl2

Please the introduction again