For positive integers x and y, x + y = 21. what is the smallest possible value of xy?

If two lines are perpendicular, which statement must be true? A. The slopes of the two lines are equal. B. The slopes of the two lines are undefined. C. The slopes of the two lines are zero. D. The slopes of the two lines are negative reciprocals.

What is the square root of 64 multiplied by 2

Write a following relationship as a ratio using a colon. 2 students out of 10

For f (x) = 3x+1 and g (x) = x^2-6 find (fog) (4)

Which of the following statements uses the multiplicative identity?

pete owes his brother $35 from five weeks of borrowing money if pete contiuess to borrow money how much money will he owe after 3 weeks

How many diagonals does a cube have

What does each tick mark represent on a number line?

A college student borrowed $389 to buy books for his classes. At the end of the year, he paid back the principal and $6.85 in simple interest. What was his interest rate?

How man cookies will tony have if he bakes 5 more batches Y=90+14 (x)