Factor the trinomial, or state that the trinomial is prime.x2 - 4xy - 32y2

A. (x - 4y)(x + y)
B. (x + 4y)(x - 8y)
C. prime
D. (x - 4y)(x + 8y)


Answer: B

Mathematics

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Use the relative frequency method to estimate the probability. Round your answer to 2 decimal places when necessary.In a poll, respondents were asked whether they were planning to vote in the local election. 255 respondents indicated that they were planning to vote and 235 said that they were not. What is the probability that the next respondent questioned will indicate that they are planning to vote?

A. 0.48 B. 0.5 C. 1.09 D. 0.52

Mathematics

Find the angle between u and v in radians.u = -6j  and v = 5i - 4k

A. 1.73 B. 1.57 C. 0.16 D. 0.00

Mathematics

If y varies inversely as x, find the inverse variation equation for the situation.y = 15 when x = 3

A. y = 
B. y = 
C. y = 
D. y = 5x

Mathematics

The information below refers to triangle ABC.

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Apply the rules regarding the use of significant digits after all computations are complete.
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Find A, b, and c.
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__________°
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__________ cm
?
__________ cm

What will be an ideal response?

Mathematics