How many real roots does he function f (x) = x^2+8x-2 have?

A 0

B 1

C 2

D 72

Which of the following gives all of the sets that contain squrt 9 the set of all irrational numbers the set of all natural numbers, the set of all whole numbers, and the set of all integers the set of all integers, the set of all rational numbers,

The gas in a cylinder has a volume of 7 liters at a pressure of 103 kPa The pressure of the gas is increased to 219 kPa Assuming the temperature remains constant, what would the new volume be?

how to solve 0.01x+0.07y=0.22 and 0.03x-0.05y=0.14 by substitution

Solve for x show all your work. 10x + 15 = 5x - 10

The table below represents the equation: y = 1.5x - 2 A 2-column table with 4 rows. Column 1 is labeled x with entries negative 3, 0, 3, 6. Column 2 is labeled y with entries negative 6.5, negative 2, blank, blank. Y = 1.5 (negative 3) minus 2.

Divide 35b^5 + 20ab^3 + 20a^2b^2 by 5b^2

When 0.3 (4x - 8) - 0.5 (-2.4x + 4) is simplified, what is the resulting expression?

Is y=3x+1 proportional

Simplify: (16x5 + 8y2) - 7x5

Bill's father bought a clothes dryer for $240. If he paid $60 cash and arranged to pay to pay off the remainder in 6 equal payments, what is the amount of each payment? O A. $10 O B. $20 O C. $30 OD. $40 O E. $50