Let f (x) = x2 - 16. Find f-1 (x) how you solve this?

A sketch of the cinema screen is 72 metres long and 54 metres wide. What is the diagonal length of the screen?

The sum of two numbers is 51. The smaller number is 9 less than the larger number. What are the numbers?

Chris went to a clothing store's End of season sale where everything Was on sale for 1/5 off. He found a jacket priced at $120.

Carrie runs 11.5 miles and five hours at a study pi runs 11.5 miles in five hours at a steady pace how long does it take her to run 2 miles

Disprove sinx+sin5x=tan3x

Write an algebraic expression of a flat rate of $25.00 and $.50 per mile

Jack's school is 30 miles to the east from his home. the city hospital is 30 miles to the north from his school how far is jack's home from the city hospital? round your answer to the nearest tenth.

A newspaper wants to estimate the proportion of Americans who will vote for Candidate A. A random sample of 1000 voters is selected. Of the 1000 respondents, 526 say that they will vote for Candidate A.

fred Walters used to make a semimonthly salary of $2500. the company he works for is under new management, which pays its employees biweekly. what is his annual salary and what will his new biweekly salary be?

Y=6x+11 2y-4x=14 I don't know the answer