Graph the inequality on a number line. Then write the solution in interval notation.x < -4

A. (-?, -4]

B. (-?, -4)

C. (-4, ?)

D. [-4, ?)


Answer: B

Mathematics

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Solve the formula for the given variable.V = lwh for w

A. w = Vlh
B. w = 
C. w = 
D. w = 

Mathematics

Find the vertex of the parabola.y = x2 + 8x + 8

A. (-4, 24) B. (-4, -8) C. (4, -24) D. (4, 24)

Mathematics

Find the x-intercepts for the parabola whose equation is given. If the x-intercepts are irrational, round your answers to the nearest tenth.y = x2 - 5x + 1

A. x-intercepts: (-1, 0) and (5, 0)
B. x-intercepts: none
C. x-intercepts: 
D. x-intercepts: 

Mathematics

Add. Write the answer in lowest terms as a mixed number.

A. 3
B. 6
C. 6
D. 5

Mathematics