Prove the identity: siny+tany/1+secy=siny

Evaluate the expression 2+1 •16-4

What is the hat are the slope and the y-intercept of the line of best fit on this scatter plot?

A social media website currently has 1,000 members. The number of members on the website triples every month. After how many months will the website first have more than 1,000,000 members?

Which set of numbers have a difference of 13 and is a factor pair of 68?

A rectangular garden has a perimeter of 100 feet. The length of the garden is 20 feet greater than twice the width. The system of linear equations shown below represents this situation, where ℓ is the length of the garden and w is its width.

A total of 60 60 children signed up for hockey. There were 3 3 boys for every 1 1 girl who signed up. How many of the children who signed up for hockey were girls?

Solve the equation -7x-3x+2=-8x-8

It took Demitri 90 minutes to dowmoad 4 movies. If each movie takes the same amount of time, t to download, write an equation you could solve to find the time it takes to download each movie.

What do you call equations with two equations in different parentheses?

A hot air balloon descends at a rate of 320 feet per minute for 3 minutes. Use integers to calculate and represent the balloon's total change in altitude