In Hayden's Theory of All Unknown Numbers, what is the answer to this equation? 61x² + 17 = ?

I'll give brainliest to whoever gets it right.

What is the approximate circumference of the circle shown below?

Fanny mendelssohn manages all the magazines and paperback books at a local grocery store. she prices many paperbacks to sell at $7.99. the cost to the store is $5.29. what is the markup rate on a paperback book, based on its cost?

Which rule describes the composition of transformations that maps △abc to △a”b”c