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weeeeeb [17]
3 years ago
7

Solve 4r2 – 5 = 59 {± 3} {± 4} {± 5} {±6}

Mathematics
1 answer:
Alisiya [41]3 years ago
7 0

9514 1404 393

Answer:

  (b)  ±4

Step-by-step explanation:

  4r^2 -5 = 59 . . . . given

  4r^2 = 64 . . . . . . . add 5

  r^2 = 16 . . . . . . . . . divide by 4

  r = ±4 . . . . . . . . . . . take the square root

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6 0
3 years ago
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yarga [219]

Answer:

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Step-by-step explanation:

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6 0
3 years ago
A cake decorator can bake and decorate 3 wedding cakes in 8 hours. How long will it take him to complete 2 cakes?
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5 0
4 years ago
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mart [117]

H (4.84) will be the correct answer

4 0
3 years ago
Read 2 more answers
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