Find a unit vector in the direction of the given vector.
?

?

A. ?
B. ?
C. ?
D.
E. ?


Answer: D

Mathematics

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Solve the equation. Express radicals in simplest form.3x2 - 3x + 6 = 8x + 2

A.  
B.
C.  
D.  

Mathematics

Which of the following best exemplifies conceptual knowledge related to fractions?

a. Knowing that the top portion of a fraction is called the "numerator" and the bottom portion is called the "denominator" b. Knowing how to execute the "invert and multiply" rule for dividing fractions. c. Being able to carry out long division to turn a fraction into a decimal. d. Understanding that fractions, decimals, and percents can, at times, be used interchangeably.

Mathematics

Solve the problem.To solve the rational inequality  ? 2, you can first write the inequality with 0 on one side and the other side expressed as a single fraction. What value or values of x make the numerator of that fraction equal to 0?

A. {2} B. {-2} C. {2, 3} D. {3}

Mathematics

Find the additive inverse of the matrix. ?

What will be an ideal response?

Mathematics