X 1 2 3 4 5y 4 7 10 13 16 Given the table, write an equation for the function, and describe what it does.
a) y=2x. y is double x.
b) y=3x. y is triple x.
c) y=3x + 1. y is three times x plus 1.
d) y=3x - 1. y is three times x minus 1.

The roots of the function f(x) = x2 – 2x – 3 are shown. what is the missing number?

Which expression is equivalent to 16 in exponential form? a) 4 × 4 b) 8 × 2 c) 23 d) 24

Astandard deck of cards contains 52 cards. one card is selected from the deck. (a) compute the probability of randomly selecting a diamond or heart. (type an integer or a decimal rounded to three decimal places as needed.) (b) compute the probability of randomly selecting a diamond or heart or club. (type an integer or a decimal rounded to three decimal places as needed.) (c) compute the probability of randomly selecting queen or club. (type an integer or a decimal rounded to three decimal places as needed.)