The order pairs (1, 2), (2,5), (3, 10), (4, 17), and (5, 26) represent a function. What is a rule that could represent this function?
A. y = x2 + 1
O
B. y = x2 - 1
C. y = x2
D. y = x + 1​

Which of the following statement about pascal's triangle are true?

Negative 5 1/12 + negative 4 1/4 + 6 3/4

Which of the following could be the ratio of the length of the longer leg 30-60-90 triangle to the length of its hypotenuse? check all that apply. a. 313 6 b. 3: 215 c. 18: 13 d. 1: 13 e. 13: 2 of. 3: 15