63-47 using mental math

Factor the polynomial 3x4 - 2x2 + 15x2 - 10 by grouping. Which product is the factored form of the polynomial? o (=x2 - 5) (3x2 + 2) O (22 - 2) (3x2 + 5) O (22 + 5) (3x2 - 2) (3x2 - 5) (22 + 2)

Evaluate the expression. 1. 42.44

Is a linear function when y=x?

If 8 pounds of grass seed are divided equally into five piles, what is the weight of one of these piles? A) 5/8 pound B) 8/5 pounds C) 5 1/8 pounds D) 8 1/5 pounds

From the sample population of students with blond hair, what is the relative frequency of students with green eyes?

Whats the nonpermissible replacement for a in the expression 4/3a

Which are solutions of the equation x2 - 16 = 0? Check all that apply x = - 8 x=-4 x = - 2 x = 2 x=4 x=8

Use the discriminant to describe the roots of each equation. Then select the best description. 3x2 - 2 + 7x = 0

What is the Equivalent expression for (y + y + y)

The longer leg of a right triangle is 1 m longer than the shorter leg. The hypotenuse is 9 m longer than the shorter leg. Find the side lengths of the triangle.