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Zepler [3.9K]
3 years ago
11

For what value(s) of x are the following undefined? a 5x^2+x+11/x^2−4

Mathematics
1 answer:
irga5000 [103]3 years ago
4 0

Answer:

Undefined at x = 2 and x = -2

Step-by-step explanation:

(5x²+x+11)/(x²-4)

Function becomes undefined when the denominator goes to zero.

x² - 4 = 0

x = 2, -2

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A textbook costs $65.49 before tax. The tax on the textbook is 6.5%. What is the total cost of the textbook? Round your answer t
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Answer: $69.75.


Step-by-step explanation:

Given: Cost of textbook before tax=$65.49

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3 0
3 years ago
Which expression is equivalent to 486 – 9 + 6 + 33 × 2? A . [(486 – 9) + (6 + 33)] × 2 B . 486 – [(9 + 6 + 33) × 2] C . (486 – 9
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Answer:

D . (486 – 9 + 6) + (33 × 2)

Step-by-step explanation:

Which expression is equivalent to 486 – 9 + 6 + 33 × 2?

486 – 9 + 6 + 33 × 2

486 – 9 + 6 + 66

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549

D . (486 – 9 + 6) + (33 × 2)

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