If t^2 + 6t=-9, what is the value of (t-1/2) ^2

Which of the following is equal to tan (A) ? cot (A) cot (B) tan (B)

What is the distributive property to write 8 (x + 7)

Has two or more independent clauses without any punctuation between

Emily took 39 minutes to bike the biking section of a race. It then took her 9 minutes per mile to run the running section of the race.

Find the surface area of a cylinder with diameter 5.8 mm and height 11.9 mm.

A newspaper reporter wants to know how popular the hobby of bird watching is in the city. He asked people at the local bird refuge if they watched birds as a hobby. Which of the following best explains whether the reporters data is valid or not?

I am very confused on how to figure out if y = 3/4x is proportional?

Alison wants to buy a mountain bike for $339.12. If she saves $28.26 each month, in how many months will she be able to buy the bike?

At 12 o'clock the temperature was 7°C. The temperature decreased by - 20°C. What is the new temperature?

Ashleys rentals charges $27.50 per hour to rent a surfboard and a wetsuit. Darlas surf shop charges $23.25 per hour to rent a surfboard plus $17 extra for a wetsuit.