If f (x) is a function and f (1) = 5, then which of the following could not be true?

f (1) = 1

f (2) = 1

f (5) = 5

the sum of two numbers is 10. the larger number is 4 times the smaller number. what are the two numbers? let x = the smaller number let y = the larger number. which two equations represent the system for this word problem?

The length of a rectangle is five times its width. if the perimeter of the rectangle is 96 yd, find its area.

Ammon and nakia volunteer at an animal shelter. nakia worked 3 more hours than ammon. they each worked a whole number of hours. together they worked more than 27 hours. what is the least number of hours each worked

Find 10-3 write subtraction fact two ways

Foster Publishers' printing can print 5 dictionaries in 8 minutes. How many dictionaries can it print in 10 minutes?

Today robbie is carrying his history textbook and his lunch in his backpack. If the history textbook weighs 2 5/6 pounds and his lunch weighs 1 2/3 pounds, how much weight is in robbies backpack?

Rewrite 5x5x5 using an exponent

Does the infinite geometric series diverge or converge? Explain. 4+12+36+108 + ... A. It converges; it does not have a sum B. It diverges; it has a sum C. It converges; it has a sum D. It diverges; if does not have a sum

Modal is made out of a stack of plywood sheets, each sheet is 0.6 inch thick. how many sheets of plywood tall is the modal?

Jerry's buying cases of apples to sell at the town carnival. Each apple is 1/8 the size of an Apple case. If he plans to sell 45 apples, how many cases should he buy