Multiply.(x - 7)(x2 + 7x + 2)

A. x3 + 14x2 + 47x + 14
B. x3 + 51x + 14
C. x3 - 47x - 14
D. x3 - 14x2 - 47x - 14


Answer: C

Mathematics

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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 = 2x2 + 2x - 144

A. x-intercepts (-8, 0) and (-9, 0) B. x-intercepts (8, 0) and (9, 0) C. x-intercepts (8, 0) and (-9, 0) D. x-intercepts (-8, 0) and (9, 0)

Mathematics

Provide an appropriate response.Find the slope of a line perpendicular to the line x = 2.

A. undefined
B. 0
C. 2
D. - 

Mathematics

Solve. Graph the solution on a number line, and express it in interval notation.5x + 11 ? -35or5x + 11 ? 35

A. -10 ? x ? 4, [-10, 4]

B. x ? -   or x ? ,   ? 

C. x ? -10 or x ? 4, (-?, -10] ? [4, ?)


D. -  ? x ? ,  

Mathematics

Use the Principle of Mathematical Induction to show that the statement is true for all natural numbers n.(1 - ) (1 - ) . . . (1 - ) = 

What will be an ideal response?

Mathematics